CVE-2018-19935 is a NULL pointer dereference vulnerability in the ext/imap/php_imap.c component of PHP versions 5.x and 7.x prior to 7.3.0, affecting Debian and PHP installations. An unauthenticated remote attacker can trigger a denial of service by providing an empty string to the imap_mail function. This vulnerability has a CVSS score of 7.5 (High), indicating a network-based attack with low complexity and high availability impact. Despite its severity, there is no known exploit code available in Metasploit or ExploitDB, nor is it listed in the CISA KEV catalog. Community discussion and media coverage for this CVE are minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.6.0, < 5.6.39CPE matchmatch criteria | cpe:2.3:a:php:php:*:*:*:*:*:*:*:* | ||
>= 7.0.0, < 7.0.33CPE matchmatch criteria | cpe:2.3:a:php:php:*:*:*:*:*:*:*:* | ||
>= 7.1.0, < 7.1.26CPE matchmatch criteria | cpe:2.3:a:php:php:*:*:*:*:*:*:*:* | ||
>= 7.2.0, < 7.2.14CPE matchmatch criteria | cpe:2.3:a:php:php:*:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.