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Vulnerability Details : CVE-2011-4971

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.
Publish Date : 2013-12-12 Last Update Date : 2018-03-24
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 189

- Related OVAL Definitions

Title Definition Id Class Family
DSA-2832-1 memcached - several oval:org.mitre.oval:def:21020 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2011-4971

# Product Type Vendor Product Version Update Edition Language
1 Application Memcached Memcached 1.2.7 Version Details Vulnerabilities
2 Application Memcached Memcached 1.2.8 Version Details Vulnerabilities
3 Application Memcached Memcached 1.4.0 Version Details Vulnerabilities
4 Application Memcached Memcached 1.4.1 Version Details Vulnerabilities
5 Application Memcached Memcached 1.4.2 Version Details Vulnerabilities
6 Application Memcached Memcached 1.4.3 Version Details Vulnerabilities
7 Application Memcached Memcached 1.4.4 Version Details Vulnerabilities
8 Application Memcached Memcached 1.4.5 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Memcached Memcached 8

- References For CVE-2011-4971 CONFIRM
BID 59567 memcached Remote Denial of Service Vulnerability Release Date:2018-03-23

- Metasploit Modules Related To CVE-2011-4971

Memcached Remote Denial of Service
This module sends a specially-crafted packet to cause a segmentation fault in memcached v1.4.15 or earlier versions.
Module type : auxiliary Rank : normal

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