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cveDuoCVE-2018-7340
HistoryApr 17, 2019 - 3:29 p.m.

CVE-2018-7340

2019-04-1715:29:00
CWE-287
CWE-347
duo
web.nvd.nist.gov
35
cve-2018-7340
duo network gateway
saml
xml
authentication

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

8.1

Confidence

High

EPSS

0.001

Percentile

40.6%

Duo Network Gateway 1.2.9 and earlier may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially bypass authentication to SAML service providers.

Affected configurations

Nvd
Node
ciscoduo_network_gatewayRange1.2.9
VendorProductVersionCPE
ciscoduo_network_gateway*cpe:2.3:a:cisco:duo_network_gateway:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "Duo Network Gateway",
    "vendor": "Duo Security",
    "versions": [
      {
        "lessThan": "1.2.9",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

8.1

Confidence

High

EPSS

0.001

Percentile

40.6%

Related for CVE-2018-7340