CVE-2016-7414
The ZIP signature-verification feature in PHP before 5.6.26 and 7.x before 7.0.11 does not ensure that the uncompressed_filesize field is large enough, which allows remote attackers to cause a denial of service (out-of-bounds memory access) or possibly…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (6.84%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The ZIP signature-verification feature in PHP before 5.6.26 and 7.x before 7.0.11 does not ensure that the uncompressed_filesize field is large enough, which allows remote attackers to cause a denial of service (out-of-bounds memory access) or possibly have unspecified other impact via a crafted PHAR archive, related to ext/phar/util.c and ext/phar/zip.c.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 6.84% probability · 94th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- php/php
- Source
- cve@mitre.org
EPSS 6.8% since 27 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.openwall.com/lists/oss-security/2016/09/15/10Mailing List
- http://www.php.net/ChangeLog-5.phpRelease Notes
- http://www.php.net/ChangeLog-7.phpRelease Notes
- http://www.securityfocus.com/bid/93004
- http://www.securitytracker.com/id/1036836
- https://access.redhat.com/errata/RHSA-2018:1296
- https://bugs.php.net/bug.php?id=72928Exploit, Issue Tracking
- https://github.com/php/php-src/commit/0bfb970f43acd1e81d11be1154805f86655f15d5?w=1Issue Tracking, Patch
- https://security.gentoo.org/glsa/201611-22
- https://www.tenable.com/security/tns-2016-19
- http://www.openwall.com/lists/oss-security/2016/09/15/10Mailing List
- http://www.php.net/ChangeLog-5.phpRelease Notes
- http://www.php.net/ChangeLog-7.phpRelease Notes
- http://www.securityfocus.com/bid/93004
- http://www.securitytracker.com/id/1036836
- https://access.redhat.com/errata/RHSA-2018:1296
- https://bugs.php.net/bug.php?id=72928Exploit, Issue Tracking
- https://github.com/php/php-src/commit/0bfb970f43acd1e81d11be1154805f86655f15d5?w=1Issue Tracking, Patch
- https://security.gentoo.org/glsa/201611-22
- https://www.tenable.com/security/tns-2016-19
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.