CVE-2011-4315

Description

Heap-based buffer overflow in compression-pointer processing in core/ngx_resolver.c in nginx before 1.0.10 allows remote resolvers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a long response.

Category

6.8
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 2.81% Top 15%
Vendor Advisory fedoraproject.org Vendor Advisory opensuse.org Vendor Advisory gentoo.org Vendor Advisory nginx.org Vendor Advisory nginx.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://openwall.com/lists/oss-security/2011/11/17/10 patch mailing list third party advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-December/070569.html third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2011-12/msg00005.html vendor advisory mailing list third party advisory
http://www.nginx.org/en/CHANGES-1.0 release notes vendor advisory
http://trac.nginx.org/nginx/changeset/4268/nginx patch vendor advisory issue tracking
http://openwall.com/lists/oss-security/2011/11/17/8 patch mailing list third party advisory
http://secunia.com/advisories/48577 third party advisory
http://secunia.com/advisories/47097 third party advisory
http://security.gentoo.org/glsa/glsa-201203-22.xml third party advisory vendor advisory
http://www.securityfocus.com/bid/50710 third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2011-4315?
CVE-2011-4315 has been scored as a medium severity vulnerability.
How to fix CVE-2011-4315?
To fix CVE-2011-4315, 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-2011-4315 being actively exploited in the wild?
It is possible that CVE-2011-4315 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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