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CVE-2018-8754

Published: 18 March 2018

** DISPUTED ** The libevt_record_values_read_event() function in libevt_record_values.c in libevt before 2018-03-17 does not properly check for out-of-bounds values of user SID data size, strings size, or data size. NOTE: the vendor has disputed this as described in libyal/libevt issue 5 on GitHub.

Priority

Low

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
libevt
Launchpad, Ubuntu, Debian
artful
Released (20170120-1+deb9u1build0.17.10.1)
bionic
Released (20170120-2)
cosmic
Released (20170120-2)
disco
Released (20170120-2)
eoan
Released (20170120-2)
focal
Released (20170120-2)
groovy
Released (20170120-2)
hirsute
Released (20170120-2)
impish
Released (20170120-2)
jammy
Released (20170120-2)
kinetic
Released (20170120-2)
lunar
Released (20170120-2)
mantic
Released (20170120-2)
trusty Does not exist

upstream
Released (20180317-1, 20170120-1+deb9u1)
xenial Needed

Patches:
upstream: https://github.com/libyal/libevt/commit/444ca3ce7853538c577e0ec3f6146d2d65780734

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H