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CVE-2017-14166

Published: 6 September 2017

libarchive 3.3.2 allows remote attackers to cause a denial of service (xml_data heap-based buffer over-read and application crash) via a crafted xar archive, related to the mishandling of empty strings in the atol8 function in archive_read_support_format_xar.c.

Priority

Low

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
libarchive
Launchpad, Ubuntu, Debian
artful Not vulnerable
(3.2.2-3.1)
bionic Not vulnerable
(3.2.2-3.1)
trusty
Released (3.1.2-7ubuntu2.6)
upstream
Released (3.2.2-3.1)
xenial
Released (3.1.2-11ubuntu0.16.04.4)
yakkety Ignored
(end of life)
zesty Ignored
(end of life)
precise Ignored
(end of life)
Patches:
upstream: https://github.com/libarchive/libarchive/commit/fa7438a0ff4033e4741c807394a9af6207940d71

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H