Vulnerability Details : CVE-2016-2334
Potential exploit
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.
Vulnerability category: OverflowExecute code
Products affected by CVE-2016-2334
- cpe:2.3:o:oracle:solaris:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*
- cpe:2.3:a:7-zip:7-zip:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-2334
64.83%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 98 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-2334
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2016-2334
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-2334
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DTGWICT3KYYDPDXRNO5SXD32GZICGRIR/
[SECURITY] Fedora 24 Update: p7zip-16.02-1.fc24 - package-announce - Fedora Mailing-ListsThird Party Advisory
-
http://www.securitytracker.com/id/1035876
7-Zip Buffer Overflow and Memory Read Error in Processing Files Lets Remote Users Execute Arbitrary Code - SecurityTrackerThird Party Advisory;VDB Entry
-
http://www.talosintel.com/reports/TALOS-2016-0093/
TALOS-2016-0093 || Cisco Talos Intelligence Group - Comprehensive Threat IntelligenceExploit;Third Party Advisory
-
http://blog.talosintelligence.com/2017/11/exploiting-cve-2016-2334.html
Talos Blog || Cisco Talos Intelligence Group - Comprehensive Threat Intelligence: Vulnerability Walkthrough: 7zip CVE-2016-2334 HFS+ Code Execution Vulnerability
-
https://security.gentoo.org/glsa/201701-27
7-Zip: Multiple vulnerabilities (GLSA 201701-27) — Gentoo security
-
http://blog.talosintel.com/2016/05/multiple-7-zip-vulnerabilities.html
Talos Blog || Cisco Talos Intelligence Group - Comprehensive Threat Intelligence: Multiple 7-Zip Vulnerabilities Discovered by TalosExploit;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DNYIQAU3FKFBNFPK6GKYTSVRHQA7PTYT/
[SECURITY] Fedora 23 Update: p7zip-16.02-1.fc23 - package-announce - Fedora Mailing-ListsThird Party Advisory
-
http://www.oracle.com/technetwork/topics/security/bulletinoct2016-3090566.html
Oracle Solaris Bulletin - October 2016Patch;Third Party Advisory
-
http://www.securityfocus.com/bid/90531
7-Zip Multiple Remote Code Execution VulnerabilitiesThird Party Advisory;VDB Entry
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