CVE-2019-18408high
Description
archive_read_format_rar_read_data in archive_read_support_format_rar.c in libarchive before 3.4.0 has a use-after-free in a certain ARCHIVE_FAILED situation, related to Ppmd7_DecodeSymbol.
References
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14689
https://github.com/libarchive/libarchive/commit/b8592ecba2f9e451e1f5cb7ab6dcee8b8e7b3f60
https://github.com/libarchive/libarchive/compare/v3.3.3...v3.4.0
https://lists.debian.org/debian-lts-announce/2019/10/msg00034.html
https://seclists.org/bugtraq/2019/Nov/2
Details
Source: MITRE
Published: 2019-10-24
Updated: 2019-11-01
Type: CWE-416
Risk Information
CVSS v2
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
CVSS v3
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH