CVE-2018-5378

quagga: bgpd does not properly bounds check the data sent with a NOTIFY allowing leak of sensitive data or crash

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Severity

Moderate

Red Hat Product Security

5.9

CVSS 3.0

Review impact separately from score.

Published · February 15, 2018

Updated · June 30, 2026

Description

An out-of-bounds read vulnerability was discovered in Quagga. A BGP peer could send a specially crafted message which would cause Quagga to read out of bounds, potentially causing a crash or disclosure of up to 64KB process memory to the peer.

Statement

This vulnerability affects Quagga versions after 1.1.0. Versions 0.99.x, included with Red Hat Enterprise Linux, are not affected by this issue.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 5.9
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H

CWE-125 · Out-of-bounds Read