Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2015-3194

40
FAUCET Score

CVE-2015-3194 is a denial-of-service vulnerability affecting OpenSSL versions 1.0.1 prior to 1.0.1q and 1.0.2 prior to 1.0.2e, as well as products like Canonical, Debian, and Node.js that incorporate these OpenSSL versions. This flaw, rated High severity (CVSS 7.5), allows a remote attacker to trigger a NULL pointer dereference and application crash by providing a malformed RSA PSS ASN.1 signature lacking a mask generation function parameter. The attack requires no user interaction and has low attack complexity. There is no evidence of active exploitation, and no public exploit code (Metasploit, Nuclei, ExploitDB) is available. However, the vulnerability has garnered some community discussion and media coverage, indicating awareness.

Impacted Technologies

VendorProductVersion(s)CPE
1.0.1CPE matchmatch criteria
cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:*
1.0.1aCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:1.0.1a:*:*:*:*:*:*:*
1.0.1bCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:1.0.1b:*:*:*:*:*:*:*
1.0.1cCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:1.0.1c:*:*:*:*:*:*:*
1.0.1dCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:1.0.1d:*:*:*:*:*:*:*

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
44.02%
Probability of exploitation in next 30 days
EPSS Percentile
98.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.4402 is in the 97th percentile among its peer group of 51,553 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

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 (10)

oraclepatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: openssl-0:1.0.1e-42.el6_7.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: openssl-1:1.0.1e-51.el7_2.1
View patch
redhatpatch availablevia redhat_api
Product: Text-Only JBCS
View patch
redhatvendor investigatingvia redhat_api
Product: Red Hat JBoss Enterprise Web Server 3Fixed in: openssl
redhatno patchvia redhat_api
Product: Red Hat JBoss Core ServicesFixed in: openssl
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: openssl
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: openssl097a
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: openssl098e
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: openssl098e

Vendor Advisories (1)

redhatCVE-2015-3194Low

OpenSSL: Certificate verify crash with missing PSS parameter

Jan 28, 2016

References

fortiguard.com / advisory/openssl-advisory-december-2015
Third Party Advisory
kb.juniper.net / InfoCenter/index
Third Party Advisory
kb.juniper.net / InfoCenter/index
Third Party Advisory
lists.fedoraproject.org / pipermail/package-announce/2015-December/173801.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2016-03/msg00009.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2016-05/msg00053.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2015-12/msg00070.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2015-12/msg00071.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2015-12/msg00087.html
Mailing ListThird Party Advisory
marc.info
Mailing ListThird Party Advisory
openssl.org / news/secadv/20151203.txt
Vendor Advisory
rhn.redhat.com / errata/RHSA-2015-2617.html
Third Party Advisory
rhn.redhat.com / errata/RHSA-2016-2957.html
Third Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party Advisory
cert-portal.siemens.com / productcert/pdf/ssa-412672.pdf
git.openssl.org
git.openssl.org
h20566.www2.hpe.com / portal/site/hpsc/public/kb/docDisplay
Third Party Advisory
h20566.www2.hpe.com / portal/site/hpsc/public/kb/docDisplay
Third Party Advisory
h20566.www2.hpe.com / portal/site/hpsc/public/kb/docDisplay
Third Party Advisory
h20566.www2.hpe.com / portal/site/hpsc/public/kb/docDisplay
Third Party Advisory
h20566.www2.hpe.com / portal/site/hpsc/public/kb/docDisplay
Third Party Advisory
h20566.www2.hpe.com / portal/site/hpsc/public/kb/docDisplay
Third Party Advisory
h20566.www2.hpe.com / portal/site/hpsc/public/kb/docDisplay
Third Party Advisory
kb.pulsesecure.net / articles/Pulse_Security_Advisories/SA40100
Third Party Advisory
tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-20151204-openssl
Third Party Advisory
debian.org / security/2015/dsa-3413
Third Party Advisory
fortiguard.com / advisory/openssl-advisory-december-2015
Third Party Advisory
oracle.com / technetwork/security-advisory/cpuapr2016v3-2985753.html
PatchVendor Advisory
oracle.com / technetwork/security-advisory/cpujul2016-2881720.html
PatchVendor Advisory
oracle.com / technetwork/security-advisory/cpuoct2017-3236626.html
PatchVendor Advisory
oracle.com / technetwork/topics/security/bulletinjan2016-2867206.html
Vendor Advisory
oracle.com / technetwork/topics/security/linuxbulletinoct2015-2719645.html
Vendor Advisory
securityfocus.com / bid/78623
Third Party AdvisoryVDB Entry
securityfocus.com / bid/91787
Third Party AdvisoryVDB Entry
securitytracker.com / id/1034294
Third Party AdvisoryVDB Entry
slackware.com / security/viewer.php
Third Party Advisory
ubuntu.com / usn/USN-2830-1
Third Party Advisory