Vulnerability 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 Score
7.8
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| 7-Zip | 7-Zip | <= 15.14 |
| Fedoraproject | Fedora | 23 |
| Oracle | Solaris | All versions |
Related Weaknesses (CWE)
References
- http://blog.talosintel.com/2016/05/multiple-7-zip-vulnerabilities.htmlExploitThird Party Advisory
- http://blog.talosintelligence.com/2017/11/exploiting-cve-2016-2334.html
- http://www.oracle.com/technetwork/topics/security/bulletinoct2016-3090566.htmlPatchThird Party Advisory
- http://www.securityfocus.com/bid/90531Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1035876Third Party AdvisoryVDB Entry
- http://www.talosintel.com/reports/TALOS-2016-0093/ExploitThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/201701-27
- http://blog.talosintel.com/2016/05/multiple-7-zip-vulnerabilities.htmlExploitThird Party Advisory
- http://blog.talosintelligence.com/2017/11/exploiting-cve-2016-2334.html
- http://www.oracle.com/technetwork/topics/security/bulletinoct2016-3090566.htmlPatchThird Party Advisory
- http://www.securityfocus.com/bid/90531Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1035876Third Party AdvisoryVDB Entry
- http://www.talosintel.com/reports/TALOS-2016-0093/ExploitThird Party Advisory
FAQ
What is CVE-2016-2334?
CVE-2016-2334 is a vulnerability with a CVSS score of 7.8 (HIGH). 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.
How severe is CVE-2016-2334?
CVE-2016-2334 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-2334?
Check the references section above for vendor advisories and patch information. Affected products include: 7-Zip 7-Zip, Fedoraproject Fedora, Oracle Solaris.