CVE-2017-14503

libarchive: Out-of-bounds read in lha_read_data_none

Severity Score

6.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

libarchive 3.3.2 sufre una lectura fuera de límites en lha_read_data_none() en archive_read_support_format_lha.c cuando se extraen archivos lha especialmente manipulados. Esto está relacionado con lha_crc16.

The libarchive programming library can create and read several different streaming archive formats, including GNU tar, cpio, and ISO 9660 CD-ROM images. Libarchive is used notably in the bsdtar utility, scripting language bindings such as python-libarchive, and several popular desktop file managers. Issues addressed include a denial of service vulnerability.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2017-09-17 CVE Reserved
2017-09-17 CVE Published
2024-08-05 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-125: Out-of-bounds Read

CAPEC

References (10)

URL	Tag	Source
https://bugs.debian.org/875960	Issue Tracking
https://github.com/libarchive/libarchive/issues/948	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00037.html	Mailing List

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://access.redhat.com/errata/RHSA-2019:2298	2018-12-28
https://access.redhat.com/errata/RHSA-2019:3698	2018-12-28
https://security.gentoo.org/glsa/201908-11	2018-12-28
https://usn.ubuntu.com/3736-1	2018-12-28
https://www.debian.org/security/2018/dsa-4360	2018-12-28
https://access.redhat.com/security/cve/CVE-2017-14503	2019-11-05
https://bugzilla.redhat.com/show_bug.cgi?id=1494449	2019-11-05

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Libarchive Search vendor "Libarchive"		Libarchive Search vendor "Libarchive" for product "Libarchive"				3.3.2 Search vendor "Libarchive" for product "Libarchive" and version "3.3.2"		-		Affected