CVE-2022-41912 crewjam/saml go library is vulnerable to signature bypass via multiple Assertion elements

2022-11-2800:00:00

CWE-287

GitHub_M

www.cve.org

cve-2022-41912

authentication bypass

saml

signature bypass

crewjam/saml go library

version 0.4.9

upgrade

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

9.8 High

AI Score

Confidence

High

0.005 Low

EPSS

Percentile

75.6%

JSON

The crewjam/saml go library prior to version 0.4.9 is vulnerable to an authentication bypass when processing SAML responses containing multiple Assertion elements. This issue has been corrected in version 0.4.9. There are no workarounds other than upgrading to a fixed version.

CNA Affected

[
  {
    "vendor": "crewjam",
    "product": "saml",
    "versions": [
      {
        "version": "< 0.4.9",
        "status": "affected"
      }
    ]
  }
]