Description
The DecodeNumber function in unrarlib.c in unrar 0.0.1 (aka unrar-free or unrar-gpl) suffers from a NULL pointer dereference flaw triggered by a crafted RAR archive. NOTE: this may be the same as one of the several test cases in the CVE-2017-11189 references.
References (3)
Core 3
Core References
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugs.debian.org/874061
Mailing List, Third Party Advisory x_refsource_misc
http://www.openwall.com/lists/oss-security/2017/08/20/1
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/02/msg00026.html
Scores
CVSS v3
5.5
EPSS
0.0112
EPSS Percentile
62.1%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-476
Status
published
Products (2)
debian/debian_linux
9.0
rarlab/unrar
0.0.1
Published
Sep 03, 2017
Tracked Since
Feb 18, 2026