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CVE-2018-1000878

Public on 2018-12-20
Modified on 2019-10-23
Description

libarchive version commit 416694915449219d505531b1096384f3237dd6cc onwards (release v3.1.0 onwards) contains a CWE-416: Use After Free vulnerability in RAR decoder - libarchive/archive_read_support_format_rar.c that can result in Crash/DoS - it is unknown if RCE is possible. This attack appear to be exploitable via the victim must open a specially crafted RAR archive.

Severity
Medium
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CVSS v3 Base Score
7.0
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 libarchive 2019-10-08 21:22 ALAS-2019-1308
Amazon Linux 2 - Core libarchive 2019-10-21 18:01 ALAS2-2019-1325

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.0 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD CVSSv2 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P
NVD CVSSv3 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H