Ecosyste.ms: Advisories

Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTRocTgtZ214eC1oNnc5

XML Processing error in github.com/crewjam/saml

Impact

There are three vulnerabilities in the go encoding/xml package that can allow an attacker to forge part of a signed XML document. For details on this vulnerability see xml-roundtrip-validator

Patches

In version 0.4.3, all XML input is validated prior to being parsed.

Permalink: https://github.com/advisories/GHSA-4hq8-gmxx-h6w9
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTRocTgtZ214eC1oNnc5
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Critical
Classification: General
Published: almost 3 years ago
Updated: about 1 year ago

CVSS Score: 9.8
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Identifiers: GHSA-4hq8-gmxx-h6w9, CVE-2020-27846
References:

• https://github.com/crewjam/saml/security/advisories/GHSA-4hq8-gmxx-h6w9
• https://nvd.nist.gov/vuln/detail/CVE-2020-27846
• https://github.com/crewjam/saml/commit/da4f1a0612c0a8dd0452cf8b3c7a6518f6b4d053
• https://bugzilla.redhat.com/show_bug.cgi?id=1907670
• https://grafana.com/blog/2020/12/17/grafana-6.7.5-7.2.3-and-7.3.6-released-with-important-security-fix-for-grafana-enterprise/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/3YUTKIRWT6TWU7DS6GF3EOANVQBFQZYI/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/ICP3YRY2VUCNCF2VFUSK77ZMRIC77FEM/
• https://mattermost.com/blog/coordinated-disclosure-go-xml-vulnerabilities/
• https://security.netapp.com/advisory/ntap-20210205-0002/
• https://pkg.go.dev/vuln/GO-2021-0058
• https://github.com/advisories/GHSA-4hq8-gmxx-h6w9

Repository: https://github.com/crewjam/saml
Blast Radius: 28.0

Affected Packages