CVE-2016-8689

Severity Score

7.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The read_Header function in archive_read_support_format_7zip.c in libarchive 3.2.1 allows remote attackers to cause a denial of service (out-of-bounds read) via multiple EmptyStream attributes in a header in a 7zip archive.

La función read_Header en archive_read_support_format_7zip.c en libarchive 3.2.1 permite a atacantes remotos provocar una denegación de servicio (lectura fuera de límites) a través de múltiples atributos EmptyStream en una cabecera en un archivo 7zip.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-10-15 CVE Reserved
2017-02-15 CVE Published
2024-05-18 EPSS Updated
2024-08-06 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-125: Out-of-bounds Read

CAPEC

References (8)

URL	Tag	Source
http://www.securityfocus.com/bid/93781	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00037.html	Mailing List

URL	Date	SRC

URL	Date	SRC
http://www.openwall.com/lists/oss-security/2016/10/16/11	2018-11-30
https://blogs.gentoo.org/ago/2016/09/11/libarchive-bsdtar-heap-based-buffer-overflow-in-read_header-archive_read_support_format_7zip-c	2018-11-30
https://bugzilla.redhat.com/show_bug.cgi?id=1377925	2018-11-30
https://github.com/libarchive/libarchive/commit/7f17c791dcfd8c0416e2cd2485b19410e47ef126	2018-11-30
https://security.gentoo.org/glsa/201701-03	2018-11-30

URL	Date	SRC
http://lists.opensuse.org/opensuse-updates/2016-12/msg00027.html	2018-11-30

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"				3.2.1 Search vendor "Libarchive" for product "Libarchive" and version "3.2.1"		-		Affected
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				42.2 Search vendor "Opensuse" for product "Leap" and version "42.2"		-		Affected