Vulnerability Details : CVE-2016-4049
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.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2016-4049
- cpe:2.3:a:quagga:quagga:-:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-4049
2.56%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 89 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-4049
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2016-4049
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-4049
-
http://www.securityfocus.com/bid/88561
Quagga Routing Software Suite CVE-2016-4049 Denial Of Service Vulnerability
-
http://lists.opensuse.org/opensuse-updates/2016-05/msg00062.html
openSUSE-SU-2016:1313-1: moderate: Security update for quagga
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http://rhn.redhat.com/errata/RHSA-2017-0794.html
RHSA-2017:0794 - Security Advisory - Red Hat Customer Portal
-
https://security.gentoo.org/glsa/201701-48
Quagga: Multiple vulnerabilities (GLSA 201701-48) — Gentoo security
-
http://www.debian.org/security/2016/dsa-3654
Debian -- Security Information -- DSA-3654-1 quagga
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https://lists.quagga.net/pipermail/quagga-dev/2016-February/014743.html
[quagga-dev 14712] adding copyright lines when modifying a file
-
http://www.securitytracker.com/id/1035699
Quagga bgpd bgp_dump_routes_func() Lets Remote Users Cause the Target Service to Crash - SecurityTracker
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http://www.openwall.com/lists/oss-security/2016/04/27/7
oss-security - CVE-2016-4049: Denial of Service Vulnerability in Quagga BGP Routing Daemon (bgpd)
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https://lists.quagga.net/pipermail/quagga-dev/2016-January/014699.html
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