CVE-2022-41912 - CVE House
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Status published Critical CVE-2022-41912

crewjam/saml go library is vulnerable to signature bypass via multiple Assertion elements

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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CVE-2023-45683
Cross site scripting via missing binding syntax validation In ACS location in github.com/crewjam/saml
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CVE-2023-28119
crewjam/saml vulnerable to Denial Of Service Via Deflate Decompression Bomb
High 7.5

Affected Vendor

Affected Software

saml
Vulnerable Versions:
< 0.4.9

Timeline

Official Publish: November 28th, 2022
Last Modified: April 23rd, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Weaknesses (CWE)

CWE-287

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1078 Valid Accounts
Persistence
T1556 Modify Authentication Process
Credential Access