Description
Integer signedness error in the base64_decode function in the HTTP authentication functionality (http_auth.c) in lighttpd 1.4 before 1.4.30 and 1.5 before SVN revision 2806 allows remote attackers to cause a denial of service (segmentation fault) via crafted base64 input that triggers an out-of-bounds read with a negative index.
Published: 2011-12-24
Score: 5.0 Medium
EPSS: 4.4% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-2368-1 lighttpd security update
EUVD EUVD EUVD-2011-4292 Integer signedness error in the base64_decode function in the HTTP authentication functionality (http_auth.c) in lighttpd 1.4 before 1.4.30 and 1.5 before SVN revision 2806 allows remote attackers to cause a denial of service (segmentation fault) via crafted base64 input that triggers an out-of-bounds read with a negative index.
History

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Subscriptions

Debian Debian Linux
Lighttpd Lighttpd
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-07T00:09:18.360Z

Reserved: 2011-11-04T00:00:00.000Z

Link: CVE-2011-4362

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2011-12-24T19:55:05.240

Modified: 2026-04-29T01:13:23.040

Link: CVE-2011-4362

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses