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Test ID:1.3.6.1.4.1.25623.1.0.703532
Category:Debian Local Security Checks
Title:Debian Security Advisory DSA 3532-1 (quagga - security update)
Summary:Kostya Kortchinsky discovered a;stack-based buffer overflow vulnerability in the VPNv4 NLRI parser in bgpd in;quagga, a BGP/OSPF/RIP routing daemon. A remote attacker can exploit this flaw to;cause a denial of service (daemon crash), or potentially, execution of arbitrary;code, if bgpd is configured with BGP peers enabled for VPNv4.
Description:Summary:
Kostya Kortchinsky discovered a
stack-based buffer overflow vulnerability in the VPNv4 NLRI parser in bgpd in
quagga, a BGP/OSPF/RIP routing daemon. A remote attacker can exploit this flaw to
cause a denial of service (daemon crash), or potentially, execution of arbitrary
code, if bgpd is configured with BGP peers enabled for VPNv4.

Affected Software/OS:
quagga on Debian Linux

Solution:
For the oldstable distribution (wheezy),
this problem has been fixed in version 0.99.22.4-1+wheezy2.

For the stable distribution (jessie), this problem has been fixed in
version 0.99.23.1-1+deb8u1.

We recommend that you upgrade your quagga packages.

CVSS Score:
7.6

CVSS Vector:
AV:N/AC:H/Au:N/C:C/I:C/A:C

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2016-2342
BugTraq ID: 84318
http://www.securityfocus.com/bid/84318
CERT/CC vulnerability note: VU#270232
http://www.kb.cert.org/vuls/id/270232
Debian Security Information: DSA-3532 (Google Search)
http://www.debian.org/security/2016/dsa-3532
https://security.gentoo.org/glsa/201610-03
RedHat Security Advisories: RHSA-2017:0794
http://rhn.redhat.com/errata/RHSA-2017-0794.html
SuSE Security Announcement: openSUSE-SU-2016:0863 (Google Search)
http://lists.opensuse.org/opensuse-updates/2016-03/msg00102.html
SuSE Security Announcement: openSUSE-SU-2016:0888 (Google Search)
http://lists.opensuse.org/opensuse-updates/2016-03/msg00117.html
http://www.ubuntu.com/usn/USN-2941-1
CopyrightCopyright (C) 2016 Greenbone Networks GmbH

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