CVE-2016-2334 Information

Description

Heap-based buffer overflow in the NArchive::NHfs::CHandler::ExtractZlibFile method in 7zip before 16.00 and p7zip allows remote attackers to execute arbitrary code via a crafted HFS+ image.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://blog.talosintel.com/2016/05/multiple-7-zip-vulnerabilities.html http://blog.talosintelligence.com/2017/11/exploiting-cve-2016-2334.html http://www.oracle.com/technetwork/topics/security/bulletinoct2016-3090566.html http://www.securityfocus.com/bid/90531 http://www.securitytracker.com/id/1035876 http://www.talosintel.com/reports/TALOS-2016-0093/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DNYIQAU3FKFBNFPK6GKYTSVRHQA7PTYT/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DTGWICT3KYYDPDXRNO5SXD32GZICGRIR/ https://security.gentoo.org/glsa/201701-27

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8