CVE-2016-2342

Severity: high (CVSS 8.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 13.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-03-17 · updated 2026-06-17
Weakness: CWE-119

Description

The bgp_nlri_parse_vpnv4 function in bgp_mplsvpn.c in the VPNv4 NLRI parser in bgpd in Quagga before 1.0.20160309, when a certain VPNv4 configuration is used, relies on a Labeled-VPN SAFI routes-data length field during a data copy, which allows remote attackers to execute arbitrary code or cause a denial of service (stack-based buffer overflow) via a crafted packet.

Affected products

Debian Linux: 7.0, 8.0
quagga: 0.99.24

References

http://git.savannah.gnu.org/cgit/quagga.git/commit/?id=a3bc7e9400b214a0f078fdb19596ba54214a1442
http://lists.opensuse.org/opensuse-updates/2016-03/msg00102.html
http://lists.opensuse.org/opensuse-updates/2016-03/msg00117.html
http://nongnu.askapache.com//quagga/quagga-1.0.20160309.changelog.txt
http://rhn.redhat.com/errata/RHSA-2017-0794.html
http://www.debian.org/security/2016/dsa-3532
http://www.kb.cert.org/vuls/id/270232
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
http://www.securityfocus.com/bid/84318
http://www.ubuntu.com/usn/USN-2941-1
https://security.gentoo.org/glsa/201610-03
http://git.savannah.gnu.org/cgit/quagga.git/commit/?id=a3bc7e9400b214a0f078fdb19596ba54214a1442

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