CVE-2018-19395

ext/standard/var.c in PHP 5.x through 7.1.24 on Windows allows attackers to cause a denial of service (NULL pointer dereference and application crash) because com and com_safearray_proxy return NULL in com_properties_get in ext/com_dotnet/com_handlers.c, as demonstrated by a serialize call on COM("WScript.Shell").

• CWE-476

• http://www.securityfocus.com/bid/105989Third Party Advisory, VDB Entry
• https://bugs.php.net/bug.php?id=77177Exploit, Issue Tracking, Mailing List, Vendor Advisory
• https://security.netapp.com/advisory/ntap-20181221-0005/Third Party Advisory
• http://www.securityfocus.com/bid/105989Third Party Advisory, VDB Entry
• https://bugs.php.net/bug.php?id=77177Exploit, Issue Tracking, Mailing List, Vendor Advisory
• https://security.netapp.com/advisory/ntap-20181221-0005/Third Party Advisory

Published

Nov 20, 2018

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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