Rapid7 Vulnerability & Exploit Database

Alpine Linux: CVE-2017-16227: quagga remote denial of service via BGP UPDATE messages

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Alpine Linux: CVE-2017-16227: quagga remote denial of service via BGP UPDATE messages

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
10/29/2017
Created
07/25/2018
Added
11/24/2017
Modified
12/04/2019

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.

Solution(s)

  • alpine-linux-upgrade-quagga

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