go-saml's XML Digital Signatures use SHA-1
Date: 2022-12
Affected: go/github.com/RobotsAndPencils/go-saml
Attack vector: other
Category: vulnerability-disclosure
Severity: Medium
CVE: CVE-2020-36563
CWE: CWE-347
CVSS: 5.3 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

XML Digital Signatures generated and validated using this package use SHA-1, which may allow an attacker to craft inputs which cause hash collisions depending on their control over the input.


Mitigations:

Architectural layers (MAESTRO):