CVE-2021-22764

CVSS 5.3 MEDIUMEPSS 1.9%CWE-287

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.3EPSS 1.9%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

11 Jun 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A CWE-287: Improper Authentication vulnerability exists in PowerLogic PM55xx, PowerLogic PM8ECC, PowerLogic EGX100 and PowerLogic EGX300 (see security notification for version infromation) that could cause loss of connectivity to the device via Modbus TCP protocol when an attacker sends a specially crafted HTTP request.

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

Affected products

n/a · PowerLogic PM55xx, PowerLogic EGX100, and PowerLogic EGX300 (see security notification for version infromation)

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References

http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-02%2Chttp://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-03 https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-02&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2021-159-02.pdf