CVE-2018-19935

HIGH

PHP 5.x and 7.x < 7.3.0 - Denial of Service via Empty String in imap_mail Function

Title source: llm
STIX 2.1

Description

ext/imap/php_imap.c in PHP 5.x and 7.x before 7.3.0 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty string in the message argument to the imap_mail function.

References (7)

Core 7
Core References
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2018/dsa-4353
Issue Tracking, Patch, Vendor Advisory x_refsource_misc
https://bugs.php.net/bug.php?id=77020
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/106143
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20181221-0003/
Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/12/msg00006.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html

Scores

CVSS v3 7.5
EPSS 0.2372
EPSS Percentile 96.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (3)
debian/debian_linux 8.0
debian/debian_linux 9.0
php/php 5.6.0 - 5.6.39
Published Dec 07, 2018
Tracked Since Feb 18, 2026