CVE-2018-5380

Severity: medium (CVSS 4.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 14.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-02-19 · updated 2026-06-17
Weakness: CWE-125

Description

The Quagga BGP daemon (bgpd) prior to version 1.2.3 can overrun internal BGP code-to-string conversion tables used for debug by 1 pointer value, based on input.

Affected products

Canonical Ubuntu Linux: 14.04, 16.04, 17.10
Debian Linux: 7.0, 8.0, 9.0
quagga: through 1.2.2
Siemens Ruggedcom Rox Ii Firmware: before 2.13.0 — fixed in 2.13.0

How to fix

Upgrade to a fixed version: Siemens Ruggedcom Rox Ii Firmware 2.13.0. Check the vendor advisory for mitigations.

References

http://savannah.nongnu.org/forum/forum.php?forum_id=9095
http://www.kb.cert.org/vuls/id/940439
https://cert-portal.siemens.com/productcert/pdf/ssa-451142.pdf
https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-1550.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
http://savannah.nongnu.org/forum/forum.php?forum_id=9095
http://www.kb.cert.org/vuls/id/940439
https://cert-portal.siemens.com/productcert/pdf/ssa-451142.pdf
https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-1550.txt

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