CVE-2015-3194

Description

crypto/rsa/rsa_ameth.c in OpenSSL 1.0.1 before 1.0.1q and 1.0.2 before 1.0.2e allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an RSA PSS ASN.1 signature that lacks a mask generation function parameter.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 58.49% Top 5%
Vendor Advisory cisco.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory slackware.com Vendor Advisory marc.info Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory openssl.org Vendor Advisory oracle.com Vendor Advisory oracle.com Vendor Advisory oracle.com Vendor Advisory oracle.com Vendor Advisory oracle.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05131085 third party advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05157667 third party advisory
http://www.securityfocus.com/bid/78623 third party advisory vdb entry
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151204-openssl third party advisory vendor advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944173 third party advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html patch vendor advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05111017 third party advisory
https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=c394a488942387246653833359a5c94b5832674e
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00053.html vendor advisory mailing list third party advisory
http://lists.opensuse.org/opensuse-updates/2015-12/msg00070.html vendor advisory mailing list third party advisory
http://rhn.redhat.com/errata/RHSA-2015-2617.html third party advisory vendor advisory
http://www.fortiguard.com/advisory/openssl-advisory-december-2015 third party advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05150888 third party advisory
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2015&m=slackware-security.754583 third party advisory vendor advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05158380 third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1288320 third party advisory issue tracking
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html patch vendor advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html vendor advisory
https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=d8541d7e9e63bf5f343af24644046c8d96498c17
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40100 third party advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761 third party advisory
http://marc.info/?l=bugtraq&m=145382583417444&w=2 vendor advisory mailing list third party advisory
http://www.ubuntu.com/usn/USN-2830-1 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-updates/2015-12/msg00071.html vendor advisory mailing list third party advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173801.html vendor advisory mailing list third party advisory
http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html patch vendor advisory
http://www.securityfocus.com/bid/91787 third party advisory vdb entry
http://rhn.redhat.com/errata/RHSA-2016-2957.html third party advisory vendor advisory
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html vendor advisory
http://openssl.org/news/secadv/20151203.txt vendor advisory
http://www.securitytracker.com/id/1034294 third party advisory vdb entry
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00009.html vendor advisory mailing list third party advisory
http://fortiguard.com/advisory/openssl-advisory-december-2015 third party advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05398322 third party advisory
http://www.debian.org/security/2015/dsa-3413 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-updates/2015-12/msg00087.html vendor advisory mailing list third party advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759 third party advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf

Frequently Asked Questions

What is the severity of CVE-2015-3194?
CVE-2015-3194 has been scored as a high severity vulnerability.
How to fix CVE-2015-3194?
To fix CVE-2015-3194, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-3194 being actively exploited in the wild?
It is possible that CVE-2015-3194 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~58% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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