CVE-2011-4971

Public Exploit

Description

Multiple integer signedness errors in the (1) process_bin_sasl_auth, (2) process_bin_complete_sasl_auth, (3) process_bin_update, and (4) process_bin_append_prepend functions in Memcached 1.4.5 and earlier allow remote attackers to cause a denial of service (crash) via a large body length value in a packet.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 56.12% Top 5%
Vendor Advisory mandriva.com Vendor Advisory ubuntu.com Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://insecurety.net/?p=872 exploit
http://www.mandriva.com/security/advisories?name=MDVSA-2013:280 vendor advisory
https://code.google.com/p/memcached/issues/detail?id=192 patch exploit
http://www.ubuntu.com/usn/USN-2080-1 vendor advisory
http://www.securityfocus.com/bid/59567 vdb entry
https://puppet.com/security/cve/cve-2011-4971
http://www.debian.org/security/2014/dsa-2832 vendor advisory
http://secunia.com/advisories/56183 third party advisory

Frequently Asked Questions

What is the severity of CVE-2011-4971?
CVE-2011-4971 has been scored as a medium severity vulnerability.
How to fix CVE-2011-4971?
To fix CVE-2011-4971, 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-2011-4971 being actively exploited in the wild?
It is possible that CVE-2011-4971 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~56% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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