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CVE-2016-4049

Date: May 23, 2016

The bgp_dump_routes_func function in bgpd/bgp_dump.c in Quagga does not perform size checks when dumping data, which might allow remote attackers to cause a denial of service (assertion failure and daemon crash) via a large BGP packet.

Severity Score

Related Resources (14)

https://security.gentoo.org/glsa/201701-48
https://nvd.nist.gov/vuln/detail/CVE-2016-4049
https://lists.quagga.net/pipermail/quagga-dev/2016-January/014699.html
https://access.redhat.com/security/cve/CVE-2016-4049
https://security-tracker.debian.org/tracker/CVE-2016-4049
http://www.debian.org/security/2016/dsa-3654
http://rhn.redhat.com/errata/RHSA-2017-0794.html
http://lists.opensuse.org/opensuse-updates/2016-05/msg00062.html
http://www.openwall.com/lists/oss-security/2016/04/27/7
http://www.securitytracker.com/id/1035699
https://lists.quagga.net/pipermail/quagga-dev/2016-February/014743.html
http://www.securityfocus.com/bid/88561
https://people.canonical.com/~ubuntu-security/cve/CVE-2016-4049
https://www.mend.io/vulnerability-database/CVE-2016-4049

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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