CVE-2018-5379

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.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 21.85% Top 5%
Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory gentoo.org Vendor Advisory redhat.com Vendor Advisory quagga.net
Affected: Quagga bgpd
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2018-5379?
CVE-2018-5379 has been scored as a high severity vulnerability.
How to fix CVE-2018-5379?
To fix CVE-2018-5379, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-5379 being actively exploited in the wild?
It is possible that CVE-2018-5379 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~22% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-5379?
CVE-2018-5379 affects Quagga bgpd.
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