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Authentication Bypass in saml2-js

Moderate severity GitHub Reviewed Published Sep 3, 2020 to the GitHub Advisory Database • Updated Jan 9, 2023

Package

npm saml2-js (npm)

Affected versions

< 2.0.5

Patched versions

2.0.5

Description

Versions of saml2-js prior to 2.0.5 are vulnerable to an Authentication Bypass. The package fails to enforce the assertion conditions for encrypted assertions, which may allow an attacker to reuse encrypted assertion tokens indefinitely.

Recommendation

Upgrade to version 2.0.5 or later.

References

Reviewed Aug 31, 2020
Published to the GitHub Advisory Database Sep 3, 2020
Last updated Jan 9, 2023

Severity

Moderate
6.8
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
High
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Weaknesses

CVE ID

No known CVE

GHSA ID

GHSA-mfcp-34xw-p57x

Source code

Checking history
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