CVE-2016-10158

HIGH severity · CVSS 7.5 · CWE-189

7.5CVSS HIGH

Summary

The exif_convert_any_to_int function in ext/exif/exif.c in PHP before 5.6.30, 7.0.x before 7.0.15, and 7.1.x before 7.1.1 allows remote attackers to cause a denial of service (application crash) via crafted EXIF data that triggers an attempt to divide the minimum representable negative integer by -1.

Impact & exploitability

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

Confidentiality impactNone

Integrity impactNone

Availability impactHigh

Exploit probability (EPSS)9%

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products we track (1)

PHP

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Official patch: https://github.com/php/php-src/commit/1cda0d7c2ffb62d8331c64e703131d9cabdc03ea ↗

Additional information

NVD record
https://github.com/php/php-src/commit/1cda0d7c2ffb62d8331c64e703131d9cabdc03eaPatch
http://php.net/ChangeLog-5.phpAdvisory
http://php.net/ChangeLog-7.phpAdvisory
http://www.debian.org/security/2017/dsa-3783
http://www.securityfocus.com/bid/95764Advisory
http://www.securitytracker.com/id/1037659
https://access.redhat.com/errata/RHSA-2018:1296
https://bugs.php.net/bug.php?id=73737