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Test ID:1.3.6.1.4.1.25623.1.0.806652
Category:Denial of Service
Title:OpenSSL 'PSS' parameter Denial of Service Vulnerability (Linux)
Summary:OpenSSL is prone to a Denial of Service (DoS) vulnerability.
Description:Summary:
OpenSSL is prone to a Denial of Service (DoS) vulnerability.

Vulnerability Insight:
The flaw exists due to error within
crypto/rsa/rsa_ameth.c script as the signature verification routines crash
with a NULL pointer dereference if presented with an ASN.1 signature using
the RSA PSS algorithm and absent mask generation function parameter.

Vulnerability Impact:
Successful exploitation will allow a remote
attacker to cause a denial of service condition.

Affected Software/OS:
OpenSSL versions 1.0.1 before 1.0.1q and
1.0.2 before 1.0.2e.

Solution:
Upgrade to OpenSSL 1.0.1q or 1.0.2e or
later.

CVSS Score:
5.0

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

Cross-Ref: BugTraq ID: 78623
Common Vulnerability Exposure (CVE) ID: CVE-2015-3194
http://www.securityfocus.com/bid/78623
BugTraq ID: 91787
http://www.securityfocus.com/bid/91787
Cisco Security Advisory: 20151204 Multiple Vulnerabilities in OpenSSL (December 2015) Affecting Cisco Products
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151204-openssl
Debian Security Information: DSA-3413 (Google Search)
http://www.debian.org/security/2015/dsa-3413
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173801.html
HPdes Security Advisory: HPSBGN03536
http://marc.info/?l=bugtraq&m=145382583417444&w=2
RedHat Security Advisories: RHSA-2015:2617
http://rhn.redhat.com/errata/RHSA-2015-2617.html
RedHat Security Advisories: RHSA-2016:2957
http://rhn.redhat.com/errata/RHSA-2016-2957.html
http://www.securitytracker.com/id/1034294
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2015&m=slackware-security.754583
SuSE Security Announcement: openSUSE-SU-2015:2288 (Google Search)
http://lists.opensuse.org/opensuse-updates/2015-12/msg00070.html
SuSE Security Announcement: openSUSE-SU-2015:2289 (Google Search)
http://lists.opensuse.org/opensuse-updates/2015-12/msg00071.html
SuSE Security Announcement: openSUSE-SU-2015:2318 (Google Search)
http://lists.opensuse.org/opensuse-updates/2015-12/msg00087.html
SuSE Security Announcement: openSUSE-SU-2016:0637 (Google Search)
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00009.html
SuSE Security Announcement: openSUSE-SU-2016:1332 (Google Search)
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00053.html
http://www.ubuntu.com/usn/USN-2830-1
CopyrightCopyright (C) 2015 Greenbone Networks GmbH

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