CVE-2012-6687 — Improper Input Validation in Libfcgi

CWE-20 — Improper Input Validation7 documents7 sources
Severity
5.0MEDIUMNVD
EPSS
25.5%
top 3.76%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
23
Debian LibfcgiDebian Libfcgi-perlFastcgi Fcgi+20 more
Timeline
PublishedFeb 19
Latest updateJun 11

Description

FastCGI (aka fcgi and libfcgi) 2.4.0 allows remote attackers to cause a denial of service (segmentation fault and crash) via a large number of connections.

CVSS vector

AV:N/AC:L/C:N/I:N/A:PExploitability: 10.0 | Impact: 2.9

Affected Packages23 packages

▶debiandebian/libfcgi< libfcgi 2.4.0-8.3 (bookworm)
▶debiandebian/libfcgi-perl< libfcgi 2.4.0-8.3 (bookworm)
▶NVDfastcgi/fcgi2.4.0

🔴Vulnerability Details

2
GHSA
GHSA-v5rv-9c87-6gww: FastCGI (aka fcgi and libfcgi) 2↗2022-05-17
▶
OSV
CVE-2012-6687: FastCGI (aka fcgi and libfcgi) 2↗2015-02-19
▶

📋Vendor Advisories

3
Microsoft
CVE-2012-6687: Mariner: Mariner cve@mitre↗2024-06-11
▶
Red Hat
fcgi: numerous connections cause segfault DoS↗2012-07-14
▶
Debian
CVE-2012-6687: libfcgi - FastCGI (aka fcgi and libfcgi) 2.4.0 allows remote attackers to cause a denial o...↗2012
▶

💬Community

1
Bugzilla
CVE-2012-6687 fcgi: numerous connections cause segfault DoS↗2015-02-06
▶
CVE-2012-6687 — Improper Input Validation in Libfcgi | cvebase