CVE-2022-4857

Name: CVE-2022-4857
Creator: NVD / NIST
Published: 2022-12-30T10:15:10.103+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.66%

Last modified Jun 17, 2026

CVE-2022-4857 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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. EPSS estimates a 0.66% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.66%

46.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-120

Affected Software

Vendor	Product	Versions
Modbustools	Modbus Poll	<= 9.10.0

References

https://github.com/Durian1546/vul/blob/main/webray.com.cn/Modbus%20Poll/Modbus%20Poll%20(version%209.10.0%20and%20earlier)%20mbp%20file%20has%20a%20buffer%20overflow%20vulnerability.mdExploit, Patch, Third Party Advisory
https://github.com/Durian1546/vul/blob/main/webray.com.cn/Modbus%20Poll/poc/poc.mbpThird Party Advisory
https://vuldb.com/?ctiid.217022Third Party Advisory
https://vuldb.com/?id.217022Third Party Advisory
https://github.com/Durian1546/vul/blob/main/webray.com.cn/Modbus%20Poll/Modbus%20Poll%20(version%209.10.0%20and%20earlier)%20mbp%20file%20has%20a%20buffer%20overflow%20vulnerability.mdExploit, Patch, Third Party Advisory
https://github.com/Durian1546/vul/blob/main/webray.com.cn/Modbus%20Poll/poc/poc.mbpThird Party Advisory
https://vuldb.com/?ctiid.217022Third Party Advisory
https://vuldb.com/?id.217022Third Party Advisory

Timeline

Published: Dec 30, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-4857?

How severe is CVE-2022-4857?

CVE-2022-4857 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.66% probability of exploitation in the next 30 days.

How do I fix CVE-2022-4857?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-4857?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST