Description
In Zeek Network Security Monitor (formerly known as Bro) before 2.6.2, a NULL pointer dereference in the Kerberos (aka KRB) protocol parser leads to DoS because a case-type index is mishandled.
References (1)
Core 1
Core References
Release Notes, Third Party Advisory x_refsource_confirm
https://github.com/zeek/zeek/releases/tag/v2.6.2
Scores
CVSS v3
7.5
EPSS
0.0141
EPSS Percentile
69.3%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-476
Status
published
Products (1)
zeek/zeek
< 2.6.2
Published
Jul 17, 2019
Tracked Since
Feb 18, 2026