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CVE-2013-4365

26
FAUCET Score

CVE-2013-4365 describes a heap-based buffer overflow in the mod_fcgid module (versions prior to 2.3.9) for the Apache HTTP Server, impacting Apache, Debian, openSUSE, and SUSE distributions. With a CVSS score of 7.5, this vulnerability is considered highly severe, allowing remote attackers to achieve partial confidentiality, integrity, and availability with low attack complexity and no authentication required. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.3.9CPE matchmatch criteria
cpe:2.3:a:apache:mod_fcgid:*:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:suse:cloud:1.0:*:*:*:*:*:*:*
2.0CPE matchmatch criteria
cpe:2.3:a:suse:cloud:2.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
13.25%
Probability of exploitation in next 30 days
EPSS Percentile
96.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.1325 is in the 94th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2013-4365Important

mod_fcgid: heap overflow

Sep 29, 2013

References

lists.opensuse.org / opensuse-security-announce/2013-11/msg00011.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2013-10/msg00055.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2013-10/msg00059.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2013-11/msg00024.html
Mailing ListThird Party Advisory
secunia.com / advisories/55197
Third Party Advisory
svn.apache.org / viewvc
PatchVendor Advisory
debian.org / security/2013/dsa-2778
Third Party Advisory
mail-archive.com / dev%40httpd.apache.org/msg58077.html
securityfocus.com / bid/62939
Third Party AdvisoryVDB Entry