Buffer overflow in Modbus Tools Poll
CVE-2022-4857
A vulnerability was found in Modbus Tools Modbus Poll up to 9.10.0 and classified as critical. Affected by this issue is some unknown functionality of the file mbpoll.exe of the component mbp File Handler. The manipulation leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-217022 is the identifier assigned to this vulnerability.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.007 (49.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Modbus Tools Poll — versions 9.0, 9.1, 9.2
- Modbustools Modbus Poll
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, permissions-required, Third Party Advisory)
- github.com/Durian1546/vul/blob/main/webray.com.cn/Modbus Poll/Modbus Poll (vers… (related, Exploit, Patch, Third Party Advisory)
- github.com/Durian1546/vul/blob/main/webray.com.cn/Modbus Poll/poc/poc.mbp (Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2022-4857?
- CVE-2022-4857 is a medium-severity vulnerability in Modbus Tools Poll, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.3/10. Published 2022-12-30.
- How severe is CVE-2022-4857?
- Medium severity. CVSS v3 base score is 6.3 out of 10.