Unrated severityNVD Advisory· Published Jul 26, 2012· Updated Jun 16, 2026

CVE-2011-4963

Description

nginx/Windows 1.3.x before 1.3.1 and 1.2.x before 1.2.1 allows remote attackers to bypass intended access restrictions and access restricted files via (1) a trailing . (dot) or (2) certain "$index_allocation" sequences in a request.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Nginx/Nginxinferred2 versions
>=1.3.0,<1.3.1 || >=1.2.0,<1.2.1+ 1 more
- (no CPE)range: >=1.3.0,<1.3.1 || >=1.2.0,<1.2.1
- (no CPE)range: <1.2.1, <1.3.1

Patches

Vulnerability mechanics

References

english.securitylab.ru/lab/PT-2012-06nvdMitigationThird Party Advisory
mailman.nginx.org/pipermail/nginx-announce/2012/000086.htmlnvdMitigationVendor Advisory
nginx.org/en/security_advisories.htmlnvdVendor Advisory

News mentions

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