CVE-2016-2334
Summary
| CVE | CVE-2016-2334 |
|---|---|
| State | PUBLISHED |
| Assigner | certcc |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2016-12-13 22:59:00 UTC |
| Updated | 2026-05-06 22:30:45 UTC |
| 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. |
Risk And Classification
Primary CVSS: v3.0 7.8 HIGH from [email protected]
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS: 0.162990000 probability, percentile 0.948810000 (date 2026-05-11)
Problem Types: CWE-119 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.0 | [email protected] | Primary | 7.8 | HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| 2.0 | [email protected] | Primary | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
CVSS v3.0 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
NoneUser Interaction
RequiredScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
MediumAuthentication
NoneConfidentiality
CompleteIntegrity
CompleteAvailability
CompleteAV:N/AC:M/Au:N/C:C/I:C/A:C
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | 7-zip | 7-zip | All | All | All | All |
| Operating System | Fedoraproject | Fedora | 23 | All | All | All |
| Operating System | Fedoraproject | Fedora | 24 | All | All | All |
| Operating System | Oracle | Solaris | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Cisco's Talos Intelligence Group Blog: Vulnerability Walkthrough: 7zip CVE-2016-2334 HFS+ Code Execution Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | blog.talosintelligence.com | |
| 7-Zip Buffer Overflow and Memory Read Error in Processing Files Lets Remote Users Execute Arbitrary Code - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | Third Party Advisory, VDB Entry |
| www.securityfocus.com/bid/90531 | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| [SECURITY] Fedora 24 Update: p7zip-16.02-1.fc24 - package-announce - Fedora Mailing-Lists | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| Oracle Solaris Bulletin - October 2016 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | Patch, Third Party Advisory |
| 7-Zip: Multiple vulnerabilities (GLSA 201701-27) — Gentoo security | af854a3a-2127-422b-91ae-364da2661108 | security.gentoo.org | |
| Cisco Talos - Talos 2016 0093 | af854a3a-2127-422b-91ae-364da2661108 | www.talosintel.com | Exploit, Third Party Advisory |
| [SECURITY] Fedora 23 Update: p7zip-16.02-1.fc23 - package-announce - Fedora Mailing-Lists | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| Cisco Talos Blog: Multiple 7-Zip Vulnerabilities Discovered by Talos | af854a3a-2127-422b-91ae-364da2661108 | blog.talosintel.com | Exploit, Third Party Advisory |
| [SECURITY] Fedora 23 Update: p7zip-16.02-1.fc23 - package-announce - Fedora Mailing-Lists | MITRE | lists.fedoraproject.org | |
| [SECURITY] Fedora 24 Update: p7zip-16.02-1.fc24 - package-announce - Fedora Mailing-Lists | MITRE | lists.fedoraproject.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 710386 Gentoo Linux 7-Zip Multiple Vulnerabilities (GLSA 201701-27)