CVE-2014-3660 is a denial-of-service vulnerability in libxml2 versions prior to 2.9.2, affecting products from vendors like Apple, Canonical, Debian, Red Hat, and xmlsoft. It allows attackers to cause high CPU consumption via a crafted XML document with nested entity references, a variant of the "billion laughs" attack, even when entity substitution is disabled. This vulnerability has a CVSS score of 5.0, indicating a medium severity, with a low attack complexity and no authentication required, but only impacts availability. There is no evidence of active exploitation, nor are there public exploits available in Metasploit, Nuclei, or ExploitDB, and it is not listed on the CISA KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.9.1CPE matchmatch criteria | cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:* | ||
2.0.0CPE matchmatch criteria | cpe:2.3:a:xmlsoft:libxml2:2.0.0:*:*:*:*:*:*:* | ||
2.1.0CPE matchmatch criteria | cpe:2.3:a:xmlsoft:libxml2:2.1.0:*:*:*:*:*:*:* | ||
2.1.1CPE matchmatch criteria | cpe:2.3:a:xmlsoft:libxml2:2.1.1:*:*:*:*:*:*:* | ||
2.2.0CPE matchmatch criteria | cpe:2.3:a:xmlsoft:libxml2:2.2.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
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