Buffer overflow in Quagga
CVE-2016-2342
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.
Vulnerability class: Buffer Overflow
EPSS: 0.121 (95.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Quagga — versions 0.99.24
- Debian Debian_linux — versions 7.0, 8.0
- N/a — versions n/a
Weakness classification (CWE)
References
- cret@cert.org (vdb-entry, x_refsource_BID)
- cret@cert.org (x_refsource_REDHAT, vendor-advisory)
- cret@cert.org (vendor-advisory, x_refsource_SUSE)
- cret@cert.org (vendor-advisory, x_refsource_DEBIAN)
- cret@cert.org (US Government Resource, x_refsource_CERT-VN, Third Party Advisory, third-party-advisory)
- cret@cert.org (x_refsource_CONFIRM)
- cret@cert.org (vendor-advisory, x_refsource_GENTOO)
- cret@cert.org (x_refsource_CONFIRM)
- cret@cert.org (vendor-advisory, x_refsource_SUSE)
- cret@cert.org (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2016-2342?
- CVE-2016-2342 is a high-severity vulnerability in Quagga, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.1/10. Published 2016-03-17.
- How severe is CVE-2016-2342?
- High severity. CVSS v3 base score is 8.1 out of 10.