What’s Vulnerable › Vulnerabilities

CVE-2016-2335

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 9.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2016-06-07 · updated 2026-06-17
• Weakness: CWE-119

Description

The CInArchive::ReadFileItem method in Archive/Udf/UdfIn.cpp in 7zip 9.20 and 15.05 beta and p7zip allows remote attackers to cause a denial of service (out-of-bounds read) or execute arbitrary code via the PartitionRef field in the Long Allocation Descriptor in a UDF file.

Affected products

• 7-Zip: 9.20, 15.05-beta
• Debian Linux: 8.0, 9.0
• Opensuse: 13.2

References

• http://blog.talosintel.com/2016/05/multiple-7-zip-vulnerabilities.html
• http://lists.opensuse.org/opensuse-updates/2016-06/msg00004.html
• http://lists.opensuse.org/opensuse-updates/2016-06/msg00098.html
• http://lists.opensuse.org/opensuse-updates/2016-07/msg00069.html
• http://www.debian.org/security/2016/dsa-3599
• http://www.oracle.com/technetwork/topics/security/bulletinoct2016-3090566.html
• http://www.securityfocus.com/bid/90531
• http://www.securitytracker.com/id/1035876
• http://www.talosintel.com/reports/TALOS-2016-0094/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DNYIQAU3FKFBNFPK6GKYTSVRHQA7PTYT/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DTGWICT3KYYDPDXRNO5SXD32GZICGRIR/
• https://security.gentoo.org/glsa/201701-27

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