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CVE-2015-5244

25
FAUCET Score

CVE-2015-5244 describes a critical vulnerability in mod_nss before version 1.0.12, where the NSSCipherSuite option, when configured with enabled ciphersuites, allows remote attackers to bypass application restrictions. This flaw carries a CVSS v3 score of 9.8 (CRITICAL), indicating a network-exploitable vulnerability with low attack complexity that can lead to complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.0.11CPE matchmatch criteria
cpe:2.3:a:mod_nss_project:mod_nss:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.75%
Probability of exploitation in next 30 days
EPSS Percentile
84.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0275 is in the 75th percentile among its peer group of 36,897 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2015-5244Moderate

mod_nss: incorrect ciphersuite parsing

Sep 15, 2015

References

lists.fedoraproject.org / pipermail/package-announce/2016-January/175248.html
Third Party Advisory
lists.fedoraproject.org / pipermail/package-announce/2016-January/176026.html
Third Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party Advisory
pagure.io / mod_nss/c/34e1ccecb4a7d5054dba2f92b403af9b6ae1e110
PatchThird Party Advisory