CVE-2022-4856

low-risk
Published 2022-12-30

A vulnerability has been found in Modbus Tools Modbus Slave up to 7.5.1 and classified as critical. Affected by this vulnerability is an unknown functionality of the file mbslave.exe of the component mbs File Handler. The manipulation leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-217021 was assigned to this vulnerability.

Do I need to act?

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0.36% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.3/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Modbustools

References (8)

Exploit https://github.com/Durian1546/vul/blob/main/webray.com.cn/Modbus%20Slave/Modbus%...
Third Party Advisory https://github.com/Durian1546/vul/blob/main/webray.com.cn/Modbus%20Slave/poc/poc...
Third Party Advisory https://vuldb.com/?ctiid.217021
Third Party Advisory https://vuldb.com/?id.217021
Exploit https://github.com/Durian1546/vul/blob/main/webray.com.cn/Modbus%20Slave/Modbus%...
Third Party Advisory https://github.com/Durian1546/vul/blob/main/webray.com.cn/Modbus%20Slave/poc/poc...
Third Party Advisory https://vuldb.com/?ctiid.217021
Third Party Advisory https://vuldb.com/?id.217021
29
/ 100
low-risk
Severity 23/34 · High
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal