National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-9296 Detail

Current Description

A null pointer dereference bug affects the 16.02 and many old versions of p7zip. A lack of null pointer check for the variable folders.PackPositions in function CInArchive::ReadAndDecodePackedStreams in CPP/7zip/Archive/7z/7zIn.cpp, as used in the 7z.so library and in 7z applications, will cause a crash and a denial of service when decoding malformed 7z files.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.5 HIGH
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/94294 Third Party Advisory VDB Entry
https://github.com/yangke/7zip-null-pointer-dereference Issue Tracking Patch Third Party Advisory
https://sourceforge.net/p/p7zip/bugs/185/ Issue Tracking Third Party Advisory
https://sourceforge.net/p/p7zip/discussion/383043/thread/648d34db/ Exploit Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-476 NULL Pointer Dereference NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:7-zip:p7zip:16.02:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-9296
NVD Published Date:
11/11/2016
NVD Last Modified:
11/29/2016