CVE-2018-10546

HIGH severity · CVSS 7.5 · CWE-835

7.5CVSS HIGH

Summary

An issue was discovered in PHP before 5.6.36, 7.0.x before 7.0.30, 7.1.x before 7.1.17, and 7.2.x before 7.2.5. An infinite loop exists in ext/iconv/iconv.c because the iconv stream filter does not reject invalid multibyte sequences.

Impact & exploitability

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

Confidentiality impactNone

Integrity impactNone

Availability impactHigh

Exploit probability (EPSS)65%

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: http://php.net/ChangeLog-5.php ↗

Additional information

NVD record
http://php.net/ChangeLog-5.phpPatch
http://php.net/ChangeLog-7.phpPatch
https://bugs.php.net/bug.php?id=76249Patch
http://www.securityfocus.com/bid/104019Advisory
http://www.securitytracker.com/id/1040807Advisory
https://access.redhat.com/errata/RHSA-2019:2519
https://lists.debian.org/debian-lts-announce/2018/06/msg00005.htmlAdvisory
https://security.gentoo.org/glsa/201812-01Advisory