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CVE-2015-0282

16
FAUCET Score

CVE-2015-0282 describes a vulnerability in GnuTLS versions prior to 3.1.0, where the software fails to properly verify that the RSA PKCS #1 signature algorithm matches the certificate's signature algorithm. This flaw allows remote attackers to conduct downgrade attacks. The vulnerability has a CVSS score of 5.0, indicating a medium severity, with a low attack complexity and potential for integrity impact (I:P) but no confidentiality or availability impact. There is no evidence of active exploitation, no public exploit code (Metasploit, Nuclei, ExploitDB), and it is not listed in the KEV catalog. Community discussion and media coverage are minimal, with only one mention and one article found.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.0.9CPE matchmatch criteria
cpe:2.3:a:gnu:gnutls:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.40%
Probability of exploitation in next 30 days
EPSS Percentile
69.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0140 is in the 51st percentile among its peer group of 23,705 CVEs.

Social Chatter

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

Media Mentions

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

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: gnutls-0:2.8.5-18.el6
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Virtualization 3Fixed in: mingw-virt-viewer
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: gnutls

Vendor Advisories (1)

redhatCVE-2015-0282Moderate

gnutls: RSA PKCS#1 signature verification forgery

Mar 11, 2015

References

rhn.redhat.com / errata/RHSA-2015-1457.html
debian.org / security/2015/dsa-3191
gnutls.org / security.html
Vendor Advisory
securityfocus.com / bid/73119
securitytracker.com / id/1032148