Out-of-bounds Read in Openplc V3
CVE-2024-36981
An out-of-bounds read vulnerability exists in the OpenPLC Runtime EtherNet/IP PCCC parser functionality of OpenPLC_v3 b4702061dc14d1024856f71b4543298d77007b88. A specially crafted network request can lead to denial of service. An attacker can send a series of EtherNet/IP requests to trigger this vulnerability.This is the final instance of the incorrect comparison.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.010 (62.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Openplc V3 — versions b4702061dc14d1024856f71b4543298d77007b88
- Openplcproject Openplc V3 Firmware — versions 2024-04-04
Weakness classification (CWE)
References
- talosintelligence.com/vulnerability_reports/TALOS-2024-2004 (Exploit, Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2024-36981?
- CVE-2024-36981 is a high-severity vulnerability in Openplc V3, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2024-09-18.
- How severe is CVE-2024-36981?
- High severity. CVSS v3 base score is 7.5 out of 10.