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cve[email protected]CVE-2024-20355
HistoryMay 22, 2024 - 5:16 p.m.

CVE-2024-20355

2024-05-2217:16:13
CWE-862
web.nvd.nist.gov
35
cisco
asa
ftd software
vulnerability
saml 2.0
single sign-on
remote access vpn
authorization
exploitation
nvd

5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N

6.8 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

9.0%

A vulnerability in the implementation of SAML 2.0 single sign-on (SSO) for remote access VPN services in Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to successfully establish a VPN session on an affected device. This vulnerability is due to improper separation of authorization domains when using SAML authentication. An attacker could exploit this vulnerability by using valid credentials to successfully authenticate using their designated connection profile (tunnel group), intercepting the SAML SSO token that is sent back from the Cisco ASA device, and then submitting the same SAML SSO token to a different tunnel group for authentication. A successful exploit could allow the attacker to establish a remote access VPN session using a connection profile that they are not authorized to use and connect to secured networks behind the affected device that they are not authorized to access. For successful exploitation, the attacker must have valid remote access VPN user credentials.

CNA Affected

[
  {
    "vendor": "Cisco",
    "product": "Cisco Adaptive Security Appliance (ASA) Software",
    "versions": [
      {
        "version": "9.8.2.28",
        "status": "affected"
      },
      {
        "version": "9.8.2.33",
        "status": "affected"
      },
      {
        "version": "9.8.2.35",
        "status": "affected"
      },
      {
        "version": "9.8.2.38",
        "status": "affected"
      },
      {
        "version": "9.8.3.8",
        "status": "affected"
      },
      {
        "version": "9.8.3.11",
        "status": "affected"
      },
      {
        "version": "9.8.3.14",
        "status": "affected"
      },
      {
        "version": "9.8.3.16",
        "status": "affected"
      },
      {
        "version": "9.8.3.18",
        "status": "affected"
      },
      {
        "version": "9.8.3.21",
        "status": "affected"
      },
      {
        "version": "9.8.3",
        "status": "affected"
      },
      {
        "version": "9.8.3.26",
        "status": "affected"
      },
      {
        "version": "9.8.3.29",
        "status": "affected"
      },
      {
        "version": "9.8.4",
        "status": "affected"
      },
      {
        "version": "9.8.4.3",
        "status": "affected"
      },
      {
        "version": "9.8.4.7",
        "status": "affected"
      },
      {
        "version": "9.8.4.8",
        "status": "affected"
      },
      {
        "version": "9.8.4.10",
        "status": "affected"
      },
      {
        "version": "9.8.4.12",
        "status": "affected"
      },
      {
        "version": "9.8.4.15",
        "status": "affected"
      },
      {
        "version": "9.8.4.17",
        "status": "affected"
      },
      {
        "version": "9.8.4.25",
        "status": "affected"
      },
      {
        "version": "9.8.4.20",
        "status": "affected"
      },
      {
        "version": "9.8.4.22",
        "status": "affected"
      },
      {
        "version": "9.8.4.26",
        "status": "affected"
      },
      {
        "version": "9.8.4.29",
        "status": "affected"
      },
      {
        "version": "9.8.4.32",
        "status": "affected"
      },
      {
        "version": "9.8.4.33",
        "status": "affected"
      },
      {
        "version": "9.8.4.34",
        "status": "affected"
      },
      {
        "version": "9.8.4.35",
        "status": "affected"
      },
      {
        "version": "9.8.4.39",
        "status": "affected"
      },
      {
        "version": "9.8.4.40",
        "status": "affected"
      },
      {
        "version": "9.8.4.41",
        "status": "affected"
      },
      {
        "version": "9.8.4.43",
        "status": "affected"
      },
      {
        "version": "9.8.4.44",
        "status": "affected"
      },
      {
        "version": "9.8.4.45",
        "status": "affected"
      },
      {
        "version": "9.8.4.46",
        "status": "affected"
      },
      {
        "version": "9.8.4.48",
        "status": "affected"
      },
      {
        "version": "9.12.1",
        "status": "affected"
      },
      {
        "version": "9.12.1.2",
        "status": "affected"
      },
      {
        "version": "9.12.1.3",
        "status": "affected"
      },
      {
        "version": "9.12.2",
        "status": "affected"
      },
      {
        "version": "9.12.2.4",
        "status": "affected"
      },
      {
        "version": "9.12.2.5",
        "status": "affected"
      },
      {
        "version": "9.12.2.9",
        "status": "affected"
      },
      {
        "version": "9.12.3",
        "status": "affected"
      },
      {
        "version": "9.12.3.2",
        "status": "affected"
      },
      {
        "version": "9.12.3.7",
        "status": "affected"
      },
      {
        "version": "9.12.4",
        "status": "affected"
      },
      {
        "version": "9.12.3.12",
        "status": "affected"
      },
      {
        "version": "9.12.3.9",
        "status": "affected"
      },
      {
        "version": "9.12.2.1",
        "status": "affected"
      },
      {
        "version": "9.12.4.2",
        "status": "affected"
      },
      {
        "version": "9.12.4.4",
        "status": "affected"
      },
      {
        "version": "9.12.4.7",
        "status": "affected"
      },
      {
        "version": "9.12.4.10",
        "status": "affected"
      },
      {
        "version": "9.12.4.13",
        "status": "affected"
      },
      {
        "version": "9.12.4.8",
        "status": "affected"
      },
      {
        "version": "9.12.4.18",
        "status": "affected"
      },
      {
        "version": "9.12.4.24",
        "status": "affected"
      },
      {
        "version": "9.12.4.26",
        "status": "affected"
      },
      {
        "version": "9.12.4.29",
        "status": "affected"
      },
      {
        "version": "9.12.4.30",
        "status": "affected"
      },
      {
        "version": "9.12.4.35",
        "status": "affected"
      },
      {
        "version": "9.12.4.37",
        "status": "affected"
      },
      {
        "version": "9.12.4.38",
        "status": "affected"
      },
      {
        "version": "9.12.4.39",
        "status": "affected"
      },
      {
        "version": "9.12.4.40",
        "status": "affected"
      },
      {
        "version": "9.12.4.41",
        "status": "affected"
      },
      {
        "version": "9.12.4.47",
        "status": "affected"
      },
      {
        "version": "9.12.4.48",
        "status": "affected"
      },
      {
        "version": "9.12.4.50",
        "status": "affected"
      },
      {
        "version": "9.12.4.52",
        "status": "affected"
      },
      {
        "version": "9.12.4.54",
        "status": "affected"
      },
      {
        "version": "9.12.4.55",
        "status": "affected"
      },
      {
        "version": "9.12.4.56",
        "status": "affected"
      },
      {
        "version": "9.12.4.58",
        "status": "affected"
      },
      {
        "version": "9.14.1",
        "status": "affected"
      },
      {
        "version": "9.14.1.10",
        "status": "affected"
      },
      {
        "version": "9.14.1.6",
        "status": "affected"
      },
      {
        "version": "9.14.1.15",
        "status": "affected"
      },
      {
        "version": "9.14.1.19",
        "status": "affected"
      },
      {
        "version": "9.14.1.30",
        "status": "affected"
      },
      {
        "version": "9.14.2",
        "status": "affected"
      },
      {
        "version": "9.14.2.4",
        "status": "affected"
      },
      {
        "version": "9.14.2.8",
        "status": "affected"
      },
      {
        "version": "9.14.2.13",
        "status": "affected"
      },
      {
        "version": "9.14.2.15",
        "status": "affected"
      },
      {
        "version": "9.14.3",
        "status": "affected"
      },
      {
        "version": "9.14.3.1",
        "status": "affected"
      },
      {
        "version": "9.14.3.9",
        "status": "affected"
      },
      {
        "version": "9.14.3.11",
        "status": "affected"
      },
      {
        "version": "9.14.3.13",
        "status": "affected"
      },
      {
        "version": "9.14.3.18",
        "status": "affected"
      },
      {
        "version": "9.14.3.15",
        "status": "affected"
      },
      {
        "version": "9.14.4",
        "status": "affected"
      },
      {
        "version": "9.14.4.6",
        "status": "affected"
      },
      {
        "version": "9.14.4.7",
        "status": "affected"
      },
      {
        "version": "9.14.4.12",
        "status": "affected"
      },
      {
        "version": "9.14.4.13",
        "status": "affected"
      },
      {
        "version": "9.14.4.14",
        "status": "affected"
      },
      {
        "version": "9.14.4.15",
        "status": "affected"
      },
      {
        "version": "9.14.4.17",
        "status": "affected"
      },
      {
        "version": "9.14.4.22",
        "status": "affected"
      },
      {
        "version": "9.14.4.23",
        "status": "affected"
      },
      {
        "version": "9.14.4.24",
        "status": "affected"
      },
      {
        "version": "9.15.1",
        "status": "affected"
      },
      {
        "version": "9.15.1.7",
        "status": "affected"
      },
      {
        "version": "9.15.1.10",
        "status": "affected"
      },
      {
        "version": "9.15.1.15",
        "status": "affected"
      },
      {
        "version": "9.15.1.16",
        "status": "affected"
      },
      {
        "version": "9.15.1.17",
        "status": "affected"
      },
      {
        "version": "9.15.1.1",
        "status": "affected"
      },
      {
        "version": "9.15.1.21",
        "status": "affected"
      },
      {
        "version": "9.16.1",
        "status": "affected"
      },
      {
        "version": "9.16.1.28",
        "status": "affected"
      },
      {
        "version": "9.16.2",
        "status": "affected"
      },
      {
        "version": "9.16.2.3",
        "status": "affected"
      },
      {
        "version": "9.16.2.7",
        "status": "affected"
      },
      {
        "version": "9.16.2.11",
        "status": "affected"
      },
      {
        "version": "9.16.2.13",
        "status": "affected"
      },
      {
        "version": "9.16.2.14",
        "status": "affected"
      },
      {
        "version": "9.16.3",
        "status": "affected"
      },
      {
        "version": "9.16.3.3",
        "status": "affected"
      },
      {
        "version": "9.16.3.14",
        "status": "affected"
      },
      {
        "version": "9.16.3.15",
        "status": "affected"
      },
      {
        "version": "9.16.3.19",
        "status": "affected"
      },
      {
        "version": "9.16.3.23",
        "status": "affected"
      },
      {
        "version": "9.16.4",
        "status": "affected"
      },
      {
        "version": "9.16.4.9",
        "status": "affected"
      },
      {
        "version": "9.16.4.14",
        "status": "affected"
      },
      {
        "version": "9.16.4.18",
        "status": "affected"
      },
      {
        "version": "9.16.4.19",
        "status": "affected"
      },
      {
        "version": "9.17.1",
        "status": "affected"
      },
      {
        "version": "9.17.1.7",
        "status": "affected"
      },
      {
        "version": "9.17.1.9",
        "status": "affected"
      },
      {
        "version": "9.17.1.10",
        "status": "affected"
      },
      {
        "version": "9.17.1.11",
        "status": "affected"
      },
      {
        "version": "9.17.1.13",
        "status": "affected"
      },
      {
        "version": "9.17.1.15",
        "status": "affected"
      },
      {
        "version": "9.17.1.20",
        "status": "affected"
      },
      {
        "version": "9.17.1.30",
        "status": "affected"
      },
      {
        "version": "9.18.1",
        "status": "affected"
      },
      {
        "version": "9.18.1.3",
        "status": "affected"
      },
      {
        "version": "9.18.2",
        "status": "affected"
      },
      {
        "version": "9.18.2.5",
        "status": "affected"
      },
      {
        "version": "9.18.2.7",
        "status": "affected"
      },
      {
        "version": "9.18.2.8",
        "status": "affected"
      },
      {
        "version": "9.18.3",
        "status": "affected"
      },
      {
        "version": "9.18.3.39",
        "status": "affected"
      },
      {
        "version": "9.19.1",
        "status": "affected"
      },
      {
        "version": "9.19.1.5",
        "status": "affected"
      },
      {
        "version": "9.19.1.9",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Cisco",
    "product": "Cisco Firepower Threat Defense Software",
    "versions": [
      {
        "version": "6.2.3",
        "status": "affected"
      },
      {
        "version": "6.2.3.1",
        "status": "affected"
      },
      {
        "version": "6.2.3.2",
        "status": "affected"
      },
      {
        "version": "6.2.3.3",
        "status": "affected"
      },
      {
        "version": "6.2.3.4",
        "status": "affected"
      },
      {
        "version": "6.2.3.5",
        "status": "affected"
      },
      {
        "version": "6.2.3.6",
        "status": "affected"
      },
      {
        "version": "6.2.3.7",
        "status": "affected"
      },
      {
        "version": "6.2.3.8",
        "status": "affected"
      },
      {
        "version": "6.2.3.10",
        "status": "affected"
      },
      {
        "version": "6.2.3.11",
        "status": "affected"
      },
      {
        "version": "6.2.3.9",
        "status": "affected"
      },
      {
        "version": "6.2.3.12",
        "status": "affected"
      },
      {
        "version": "6.2.3.13",
        "status": "affected"
      },
      {
        "version": "6.2.3.14",
        "status": "affected"
      },
      {
        "version": "6.2.3.15",
        "status": "affected"
      },
      {
        "version": "6.2.3.16",
        "status": "affected"
      },
      {
        "version": "6.2.3.17",
        "status": "affected"
      },
      {
        "version": "6.2.3.18",
        "status": "affected"
      },
      {
        "version": "6.6.0",
        "status": "affected"
      },
      {
        "version": "6.6.0.1",
        "status": "affected"
      },
      {
        "version": "6.6.1",
        "status": "affected"
      },
      {
        "version": "6.6.3",
        "status": "affected"
      },
      {
        "version": "6.6.4",
        "status": "affected"
      },
      {
        "version": "6.6.5",
        "status": "affected"
      },
      {
        "version": "6.6.5.1",
        "status": "affected"
      },
      {
        "version": "6.6.5.2",
        "status": "affected"
      },
      {
        "version": "6.6.7",
        "status": "affected"
      },
      {
        "version": "6.6.7.1",
        "status": "affected"
      },
      {
        "version": "6.6.7.2",
        "status": "affected"
      },
      {
        "version": "6.4.0",
        "status": "affected"
      },
      {
        "version": "6.4.0.1",
        "status": "affected"
      },
      {
        "version": "6.4.0.3",
        "status": "affected"
      },
      {
        "version": "6.4.0.2",
        "status": "affected"
      },
      {
        "version": "6.4.0.4",
        "status": "affected"
      },
      {
        "version": "6.4.0.5",
        "status": "affected"
      },
      {
        "version": "6.4.0.6",
        "status": "affected"
      },
      {
        "version": "6.4.0.7",
        "status": "affected"
      },
      {
        "version": "6.4.0.8",
        "status": "affected"
      },
      {
        "version": "6.4.0.9",
        "status": "affected"
      },
      {
        "version": "6.4.0.10",
        "status": "affected"
      },
      {
        "version": "6.4.0.11",
        "status": "affected"
      },
      {
        "version": "6.4.0.12",
        "status": "affected"
      },
      {
        "version": "6.4.0.13",
        "status": "affected"
      },
      {
        "version": "6.4.0.14",
        "status": "affected"
      },
      {
        "version": "6.4.0.15",
        "status": "affected"
      },
      {
        "version": "6.4.0.16",
        "status": "affected"
      },
      {
        "version": "6.7.0",
        "status": "affected"
      },
      {
        "version": "6.7.0.1",
        "status": "affected"
      },
      {
        "version": "6.7.0.2",
        "status": "affected"
      },
      {
        "version": "6.7.0.3",
        "status": "affected"
      },
      {
        "version": "7.0.0",
        "status": "affected"
      },
      {
        "version": "7.0.0.1",
        "status": "affected"
      },
      {
        "version": "7.0.1",
        "status": "affected"
      },
      {
        "version": "7.0.1.1",
        "status": "affected"
      },
      {
        "version": "7.0.2",
        "status": "affected"
      },
      {
        "version": "7.0.2.1",
        "status": "affected"
      },
      {
        "version": "7.0.3",
        "status": "affected"
      },
      {
        "version": "7.0.4",
        "status": "affected"
      },
      {
        "version": "7.0.5",
        "status": "affected"
      },
      {
        "version": "7.1.0",
        "status": "affected"
      },
      {
        "version": "7.1.0.1",
        "status": "affected"
      },
      {
        "version": "7.1.0.2",
        "status": "affected"
      },
      {
        "version": "7.1.0.3",
        "status": "affected"
      },
      {
        "version": "7.2.0",
        "status": "affected"
      },
      {
        "version": "7.2.0.1",
        "status": "affected"
      },
      {
        "version": "7.2.1",
        "status": "affected"
      },
      {
        "version": "7.2.2",
        "status": "affected"
      },
      {
        "version": "7.2.3",
        "status": "affected"
      },
      {
        "version": "7.2.4",
        "status": "affected"
      },
      {
        "version": "7.3.0",
        "status": "affected"
      },
      {
        "version": "7.3.1",
        "status": "affected"
      },
      {
        "version": "7.3.1.1",
        "status": "affected"
      },
      {
        "version": "7.3.1.2",
        "status": "affected"
      }
    ]
  }
]

5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N

6.8 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

9.0%

Related for CVE-2024-20355