CVE-2017-20006
HIGHUnRAR 5.6.1.2 and 5.6.1.3 - Heap-Based Buffer Overflow in Unpack::CopyString
Title source: llmDescription
UnRAR 5.6.1.2 and 5.6.1.3 has a heap-based buffer overflow in Unpack::CopyString (called from Unpack::Unpack5 and CmdExtract::ExtractCurrentFile).
References (3)
Core 3
Core References
Third Party Advisory x_refsource_misc
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/unrar/OSV-2017-104.yaml
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=4373
Patch, Third Party Advisory x_refsource_misc
https://github.com/aawc/unrar/commit/0ff832d31470471803b175cfff4e40c1b08ee779
Scores
CVSS v3
7.8
EPSS
0.0123
EPSS Percentile
65.4%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-787
Status
published
Products (2)
rarlab/unrar
5.6.1.2
rarlab/unrar
5.6.1.3
Published
Jul 01, 2021
Tracked Since
Feb 18, 2026