CVE-2021-22763 Auth bypass in PowerLogic PM55xx, PowerLogic PM8ECC, PowerLogic EGX100 and PowerLogic EGX300 (see security notification for version infromation)
Weak password recovery mechanism allows attackers to gain administrator access to PowerLogic energy management devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-22763?
CVE-2021-22763 is a critical authentication bypass vulnerability in PowerLogic PM55xx, PowerLogic PM8ECC, PowerLogic EGX100 and PowerLogic EGX300 (see security notification for version infromation), published on 11 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists in PowerLogic PM55xx, PowerLogic PM8ECC, PowerLogic EGX100 and PowerLogic EGX300 (see security notification for version infromation) that could allow an attacker administrator level access to a device.
Weakness: CWE-640
Which versions are affected by CVE-2021-22763?
It affects 5 products.
Products include Schneider-Electric Powerlogic Pm5560 Firmware, Schneider-Electric Powerlogic Pm5561 Firmware, Schneider-Electric Powerlogic Pm5562 Firmware, Schneider-Electric Powerlogic Pm5563 Firmware, Schneider-Electric Powerlogic Pm8ecc Firmware.
How do I fix CVE-2021-22763?
No fix has been published for CVE-2021-22763 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2021-22763 being exploited?
There is no known exploitation of CVE-2021-22763 in the wild and no public exploit code.
Other vulnerabilities in PowerLogic PM55xx, PowerLogic PM8ECC, PowerLogic EGX100 and PowerLogic EGX300 (see security notification for version infromation)
Sources
Also known as GHSA-xj35-rhxx-w86c.