CVE-2018-5378

Name: CVE-2018-5378
Creator: NVD / NIST
Published: 2018-02-19T13:29:00.317+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 74.44%

Last modified Jun 17, 2026

CVE-2018-5378 is a vulnerability of currently unknown severity. The Quagga BGP daemon (bgpd) prior to version 1.2.3 does not properly bounds check the data sent with a NOTIFY to a peer, if an attribute length is invalid. Arbitrary data from the bgpd process may be sent over the network to a peer and/or bgpd may crash.. EPSS estimates a 74.44% chance of exploitation in the next 30 days.

Description

The Quagga BGP daemon (bgpd) prior to version 1.2.3 does not properly bounds check the data sent with a NOTIFY to a peer, if an attribute length is invalid. Arbitrary data from the bgpd process may be sent over the network to a peer and/or bgpd may crash.

Metrics

EPSS Probability

74.44%

99.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Quagga	Quagga	<= 1.2.2
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	17.10

References

http://savannah.nongnu.org/forum/forum.php?forum_id=9095Third Party Advisory
http://www.kb.cert.org/vuls/id/940439Third Party Advisory, US Government Resource
https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-0543.txtVendor Advisory
https://security.gentoo.org/glsa/201804-17Third Party Advisory
https://usn.ubuntu.com/3573-1/Third Party Advisory
https://www.debian.org/security/2018/dsa-4115Third Party Advisory
http://savannah.nongnu.org/forum/forum.php?forum_id=9095Third Party Advisory
http://www.kb.cert.org/vuls/id/940439Third Party Advisory, US Government Resource
https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-0543.txtVendor Advisory
https://security.gentoo.org/glsa/201804-17Third Party Advisory
https://usn.ubuntu.com/3573-1/Third Party Advisory
https://www.debian.org/security/2018/dsa-4115Third Party Advisory

Timeline

Published: Feb 19, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-5378?

How severe is CVE-2018-5378?

Severity scoring for CVE-2018-5378 is pending analysis. The EPSS model estimates a 74.44% probability of exploitation in the next 30 days.

How do I fix CVE-2018-5378?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-5378?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST