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CVE-2023-25824

24
FAUCET Score

CVE-2023-25824 describes a denial-of-service vulnerability in mod_gnutls versions 0.9.0 through 0.12.0, a TLS module for Apache HTTPD. The flaw causes the module to enter an endless loop consuming CPU resources when blocking read operations on TLS connections time out, potentially also filling disk space with excessive logs if trace logging is enabled. With a CVSS score of 7.5 (High), this vulnerability can be exploited remotely with low attack complexity, leading to a complete loss of availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.9.0, < 0.12.1CPE matchmatch criteria
cpe:2.3:a:mod_gnutls_project:mod_gnutls:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.09%
Probability of exploitation in next 30 days
EPSS Percentile
62.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0109 is in the 39th 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

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

bugs.debian.org / cgi-bin/bugreport.cgi
ExploitIssue TrackingMailing ListMitigationPatchThird Party Advisory
github.com / airtower-luna/mod_gnutls/commit/d7eec4e598158ab6a98bf505354e84352f9715ec
Patch
github.com / airtower-luna/mod_gnutls/security/advisories/GHSA-6cfv-fvgm-7pc8
PatchVendor Advisory