Ecosyste.ms: Advisories

Security Advisories: GSA_kwCzR0hTQS1wcmpxLWY0cTMtZnZmcs4AAv43

github.com/russellhaering/gosaml2 is vulnerable to NULL Pointer Dereference

Impact

In versions prior to v0.7.0 it was possible for an attacker to supply an invalid assertion which would trigger a panic due to a nil-pointer dereference.

Patches

The issue was patched in v0.7.0, released on March 2, 2022.

Workarounds

Callers to gosaml2 can use recover() to handle panics to mitigate a potential DoS.

References

See issue #59 for details.

Permalink: https://github.com/advisories/GHSA-prjq-f4q3-fvfr
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS1wcmpxLWY0cTMtZnZmcs4AAv43
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: over 1 year ago
Updated: 8 months ago

CVSS Score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Identifiers: GHSA-prjq-f4q3-fvfr, CVE-2020-7731
References:

• https://github.com/russellhaering/gosaml2/security/advisories/GHSA-prjq-f4q3-fvfr
• https://github.com/russellhaering/gosaml2/issues/59
• https://github.com/advisories/GHSA-gq5r-cc4w-g8xf
• https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMRUSSELLHAERINGGOSAML2-608302
• https://github.com/russellhaering/goxmldsig/issues/48
• https://github.com/advisories/GHSA-prjq-f4q3-fvfr

Repository: https://github.com/russellhaering/gosaml2
Blast Radius: 23.9

Affected Packages