National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-16227 Detail

Current Description

The aspath_put function in bgpd/bgp_aspath.c in Quagga before 1.2.2 allows remote attackers to cause a denial of service (session drop) via BGP UPDATE messages, because AS_PATH size calculation for long paths counts certain bytes twice and consequently constructs an invalid message.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.5 HIGH
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://download.savannah.gnu.org/releases/quagga/quagga-1.2.2.changelog.txt Issue Tracking Third Party Advisory
http://www.debian.org/security/2017/dsa-4011 Issue Tracking Third Party Advisory
https://bugs.debian.org/879474 Issue Tracking Patch Third Party Advisory
https://git.savannah.gnu.org/cgit/quagga.git/commit/?id=7a42b78be9a4108d98833069a88e6fddb9285008 Issue Tracking Patch Third Party Advisory
https://lists.quagga.net/pipermail/quagga-dev/2017-September/033284.html Issue Tracking Patch Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-20 Improper Input Validation NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:quagga:quagga:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.2.1

Configuration 2 ( hide )
 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-16227
NVD Published Date:
10/29/2017
NVD Last Modified:
11/18/2017