CVE-2022-33174 Auth bypass in n/a

Critical 9.8 Published Updated

Remote attackers can bypass authentication on Powertek firmware PDUs to retrieve cleartext credentials from protected system fields.

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-2022-33174?

CVE-2022-33174 is a critical authentication bypass vulnerability in n/a, published on 13 Jun 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Power Distribution Units running on Powertek firmware (multiple brands) before 3.30.30 allows remote authorization bypass in the web interface. To exploit the vulnerability, an attacker must send an HTTP packet to the data retrieval interface (/cgi/get_param.cgi) with the tmpToken cookie set to an empty string followed by a semicolon. This bypasses an active session authorization check. This can be then used to fetch the values of protected sys.passwd and sys.su.name fields that contain the username and password in cleartext.

Weakness: CWE-863

Which versions are affected by CVE-2022-33174?

It affects 7 products.

Products include Powertekpdus Basic Pdu Firmware, Powertekpdus Piml Pdu Firmware, Powertekpdus Pm Pdu Firmware, Powertekpdus Smart Pim Firmware, Powertekpdus Smart Pom Firmware, Powertekpdus Smart Poms Firmware and 1 more.

How do I fix CVE-2022-33174?

No fix has been published for CVE-2022-33174 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-2022-33174 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-33174 exists.

Public exploit code: 1 Nuclei template and 1 proofs of concept on GitHub.

Sources

Also known as GHSA-583h-x99p-fmcc.

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