Description
The crewjam/saml go library contains a partial implementation of the SAML standard in golang. Prior to version 0.4.13, the package's use of `flate.NewReader` does not limit the size of the input. The user can pass more than 1 MB of data in the HTTP request to the processing functions, which will be decompressed server-side using the Deflate algorithm. Therefore, after repeating the same request multiple times, it is possible to achieve a reliable crash since the operating system kills the process. This issue is patched in version 0.4.13.
Published: 2023-03-22
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2023-0885 The crewjam/saml go library contains a partial implementation of the SAML standard in golang. Prior to version 0.4.13, the package's use of `flate.NewReader` does not limit the size of the input. The user can pass more than 1 MB of data in the HTTP request to the processing functions, which will be decompressed server-side using the Deflate algorithm. Therefore, after repeating the same request multiple times, it is possible to achieve a reliable crash since the operating system kills the process. This issue is patched in version 0.4.13.
Github GHSA Github GHSA GHSA-5mqj-xc49-246p crewjam/saml vulnerable to Denial Of Service Via Deflate Decompression Bomb
History

Tue, 04 Mar 2025 03:45:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Saml Project Saml
cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2025-02-25T14:51:31.420Z

Reserved: 2023-03-10T18:34:29.228Z

Link: CVE-2023-28119

cve-icon Vulnrichment

Updated: 2024-08-02T12:30:24.231Z

cve-icon NVD

Status : Modified

Published: 2023-03-22T20:15:12.877

Modified: 2024-11-21T07:54:26.683

Link: CVE-2023-28119

cve-icon Redhat

Severity : Moderate

Publid Date: 2023-03-22T00:00:00Z

Links: CVE-2023-28119 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses