CVE-2011-4971 describes multiple integer signedness errors in Memcached versions 1.4.5 and earlier, specifically within functions handling binary SASL authentication and data manipulation. This vulnerability allows unauthenticated remote attackers to trigger a denial of service by sending a crafted packet with a large body length, causing the Memcached server to crash. Rated with a CVSS score of 5.0 (medium severity) and an EPSS score indicating a higher-than-average exploitability, this flaw has a readily available Metasploit module for exploitation, though there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.4.5CPE matchmatch criteria | cpe:2.3:a:memcached:memcached:*:*:*:*:*:*:*:* | ||
1.2.7CPE matchmatch criteria | cpe:2.3:a:memcached:memcached:1.2.7:*:*:*:*:*:*:* | ||
1.2.8CPE matchmatch criteria | cpe:2.3:a:memcached:memcached:1.2.8:*:*:*:*:*:*:* | ||
1.4.0CPE matchmatch criteria | cpe:2.3:a:memcached:memcached:1.4.0:*:*:*:*:*:*:* | ||
1.4.1CPE matchmatch criteria | cpe:2.3:a:memcached:memcached:1.4.1:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
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