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CVE-2017-14503

Published: 17 September 2017

libarchive 3.3.2 suffers from an out-of-bounds read within lha_read_data_none() in archive_read_support_format_lha.c when extracting a specially crafted lha archive, related to lha_crc16.

Priority

Low

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
libarchive
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic
Released (3.2.2-3.1ubuntu0.1)
cosmic Not vulnerable
(3.2.2-5)
trusty
Released (3.1.2-7ubuntu2.6)
upstream Needs triage

xenial
Released (3.1.2-11ubuntu0.16.04.4)
zesty Ignored
(end of life)
Patches:
upstream: https://github.com/libarchive/libarchive/commit/2c8c83b9731ff822fad6cc8c670ea5519c366a14

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