Vulnerability CVE-2018-5379
Published: 2018-02-19

Description:
The Quagga BGP daemon (bgpd) prior to version 1.2.3 can double-free memory when processing certain forms of UPDATE message, containing cluster-list and/or unknown attributes. A successful attack could cause a denial of service or potentially allow an attacker to execute arbitrary code.

Type:

CWE-415

 (Double Free)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Redhat -> Enterprise linux server 
Redhat -> Enterprise linux server aus 
Redhat -> Enterprise linux server eus 
Redhat -> Enterprise linux server tus 
Redhat -> Enterprise linux workstation 
Quagga -> Quagga 
Debian -> Debian linux 
Canonical -> Ubuntu linux 

 References:
http://savannah.nongnu.org/forum/forum.php?forum_id=9095
http://www.kb.cert.org/vuls/id/940439
http://www.securityfocus.com/bid/103105
https://access.redhat.com/errata/RHSA-2018:0377
https://cert-portal.siemens.com/productcert/pdf/ssa-451142.pdf
https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-1114.txt
https://lists.debian.org/debian-lts-announce/2018/02/msg00021.html
https://security.gentoo.org/glsa/201804-17
https://usn.ubuntu.com/3573-1/
https://www.debian.org/security/2018/dsa-4115
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