crewjam/saml · Security
crewjam/saml vulnerable to signature bypass via multiple Assertion elements due to improper authentication
- GHSA ID
- GHSA-j2jp-wvqg-wc2g
- CVE ID
- CVE-2022-41912
- Severity
- critical
- Published
- Updated
- CVSS
- 9.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- CVSS v3
- 9.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Description
Impact
The crewjam/saml go library is vulnerable to an authentication bypass when processing SAML responses containing multiple Assertion elements.
Patches
This issue has been corrected in version 0.4.9.
Credit
This issue was reported by Felix Wilhelm from Google Project Zero.
CWEs
- CWE-287 · Improper Authentication
References
- https://github.com/crewjam/saml/security/advisories/GHSA-j2jp-wvqg-wc2g ↗
- https://nvd.nist.gov/vuln/detail/CVE-2022-41912 ↗
- https://github.com/crewjam/saml/commit/aee3fb1edeeaf1088fcb458727e0fd863d277f8b ↗
- https://github.com/crewjam/saml/releases/tag/v0.4.9 ↗
- http://packetstormsecurity.com/files/170356/crewjam-saml-Signature-Bypass.html ↗
- https://github.com/prometheus/exporter-toolkit/security/advisories/GHSA-7rg2-cxvp-9p7p ↗
- https://pkg.go.dev/vuln/GO-2022-1129 ↗
- https://github.com/advisories/GHSA-j2jp-wvqg-wc2g ↗