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.

5.0

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 0.38%

Vendor Advisory nginx.org Vendor Advisory nginx.org

Affected: n/a n/a

References

Link	Tags
http://english.securitylab.ru/lab/PT-2012-06	third party advisory mitigation
http://nginx.org/en/security_advisories.html	vendor advisory
http://mailman.nginx.org/pipermail/nginx-announce/2012/000086.html	mailing list mitigation vendor advisory

Frequently Asked Questions

What is the severity of CVE-2011-4963?: CVE-2011-4963 has been scored as a medium severity vulnerability.
How to fix CVE-2011-4963?: To fix CVE-2011-4963, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-4963 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2011-4963 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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