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CVE-2011-4963
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…
Medium5.0EPSS 6.0%
- Published
- Updated
- Reserved
- Assigned by
- redhat
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.
Timeline
ID reserved
By redhat
- 7 months later
· 7 months later
Published
- 12 years later
· 12 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 6.0% · top 6.7% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (3)
- http://english.securitylab.ru/lab/PT-2012-06 (opens in a new tab)x_refsource_MISCx_transferred
- http://nginx.org/en/security_advisories.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- [nginx-announce] 20120605 security advisory (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2011-4963)Record last updated .