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cvelistCiscoCVELIST:CVE-2023-20267
HistoryNov 01, 2023 - 5:16 p.m.

CVE-2023-20267

2023-11-0117:16:02
cisco
www.cve.org
vulnerability
snort 3
ip geolocation
bypass
ip address restrictions
configuration
exploit

4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

5.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

26.9%

A vulnerability in the IP geolocation rules of Snort 3 could allow an unauthenticated, remote attacker to potentially bypass IP address restrictions. This vulnerability exists because the configuration for IP geolocation rules is not parsed properly. An attacker could exploit this vulnerability by spoofing an IP address until they bypass the restriction. A successful exploit could allow the attacker to bypass location-based IP address restrictions.

CNA Affected

[
  {
    "vendor": "Cisco",
    "product": "Cisco Firepower Threat Defense Software",
    "versions": [
      {
        "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": "7.3.0",
        "status": "affected"
      },
      {
        "version": "7.3.1",
        "status": "affected"
      },
      {
        "version": "7.3.1.1",
        "status": "affected"
      }
    ]
  }
]

4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

5.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

26.9%

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