What is CVE-2018-5378?

CVE-2018-5378 is a high-severity vulnerability in Quagga Bgpd, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.1/10. Published 2018-02-19.

How severe is CVE-2018-5378?

High severity. CVSS v3 base score is 7.1 out of 10.

Is CVE-2018-5378 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Quagga Bgpd

CVE-2018-5378

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…

Vulnerability class: Buffer Overflow

EPSS: 0.093 (92.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H.

Affected products

Quagga Bgpd — versions bpgd

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-0543.txt (x_refsource_CONFIRM)
USN-3573-1 (vendor-advisory, x_refsource_UBUNTU)
DSA-4115 (vendor-advisory, x_refsource_DEBIAN)
savannah.nongnu.org/forum/forum.php (x_refsource_CONFIRM)
GLSA-201804-17 (vendor-advisory, x_refsource_GENTOO)
VU#940439 (third-party-advisory, x_refsource_CERT-VN)

Frequently asked questions

What is CVE-2018-5378?: CVE-2018-5378 is a high-severity vulnerability in Quagga Bgpd, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.1/10. Published 2018-02-19.
How severe is CVE-2018-5378?: High severity. CVSS v3 base score is 7.1 out of 10.
Is CVE-2018-5378 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.