CVE-2024-36981 is an out-of-bounds read vulnerability in the EtherNet/IP PCCC parser of OpenPLC Runtime (OpenPLC_v3 b4702061dc14d1024856f71b4543298d77007b88). This flaw allows an unauthenticated attacker to trigger a denial of service by sending specially crafted network requests. Rated 7.5 HIGH on the CVSS scale, it presents a low-complexity network attack with no user interaction required, leading to high availability impact. Currently, there is no evidence of active exploitation, and public exploit code is unavailable, though it has garnered some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2024-04-04CPE matchmatch criteria | cpe:2.3:o:openplcproject:openplc_v3_firmware:2024-04-04:*:*:*:*:*:*:* |
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.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.