Vulnerability Report

CVE-2016-9296

Title: 7-Zip P7Zip Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2016-9296.

CWE Category CWE-476
Published Date Nov 12, 2016
Modified Date Jun 17, 2026
Exploit Status Not Found
Score 7.5 CVSS v3.0
Exploit Probability (EPSS)
7.02%

Vulnerability Summary

CVE-2016-9296: 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.

Impacted Vendors

7
7-zip 1

Reference Links

http://www.securityfocus.com/bid/94294 https://github.com/yangke/7zip-null-pointer-dereference https://sourceforge.net/p/p7zip/bugs/185/ https://sourceforge.net/p/p7zip/discussion/383043/thread/648d34db/ http://www.securityfocus.com/bid/94294 https://github.com/yangke/7zip-null-pointer-dereference https://sourceforge.net/p/p7zip/bugs/185/ https://sourceforge.net/p/p7zip/discussion/383043/thread/648d34db/
CVSS v3.0
Source Entity [email protected]
Severity HIGH
7.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
5.0
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2016-9296 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.