CVE-2019-19789 is a NULL pointer dereference vulnerability affecting specific versions of 3S-Smart CODESYS SP Realtime NT, CODESYS Runtime Toolkit 32 bit full, and CODESYS PLCWinNT. This medium-severity vulnerability (CVSS 6.5) can be exploited remotely with low complexity and requires low privileges, leading to a high impact on availability (denial of service). There is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant media coverage, though it has received minimal community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.4.7.54CPE matchmatch criteria | cpe:2.3:a:codesys:plcwinnt:*:*:*:*:*:*:*:* | ||
< 2.4.7.54CPE matchmatch criteria | cpe:2.3:a:codesys:runtime_toolkit:*:*:*:*:*:*:x86:* | ||
< 2.3.7.28CPE matchmatch criteria | cpe:2.3:a:codesys:sp_realtime_nt:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/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, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.