CVE-2016-8689

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.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://security.gentoo.org/glsa/201701-03	Patch Third Party Advisory VDB Entry
https://github.com/libarchive/libarchive/commit/7f17c791dcfd8c0416e2cd2485b19410e47ef126	Issue Tracking Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1377925	Issue Tracking Patch
https://blogs.gentoo.org/ago/2016/09/11/libarchive-bsdtar-heap-based-buffer-overflow-in-read_header-archive_read_support_format_7zip-c/	Patch Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/93781	Third Party Advisory VDB Entry
http://www.openwall.com/lists/oss-security/2016/10/16/11	Mailing List Patch Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-12/msg00027.html	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00037.html

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Configurations

Configuration 1 (hide)

cpe:2.3:a:libarchive:libarchive:3.2.1:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:opensuse:leap:42.2:*:*:*:*:*:*:*

Information

Published : 2017-02-15 11:59

Updated : 2018-11-30 03:29

NVD link : CVE-2016-8689

Mitre link : CVE-2016-8689

JSON object : View

CWE

CWE-125

Out-of-bounds Read

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Products Affected

libarchive

libarchive

opensuse

leap

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