CVE-2021-45467

Public Exploit

Description

In CWP (aka Control Web Panel or CentOS Web Panel) before 0.9.8.1107, an unauthenticated attacker can use %00 bytes to cause /user/loader.php to register an arbitrary API key, as demonstrated by a /user/loader.php?api=1&scripts= .%00./.%00./api/account_new_create&acc=guadaapi URI. Any number of %00 instances can be used, e.g., .%00%00%00./.%00%00%00./api/account_new_create could also be used for the scripts parameter.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 16.78% Top 10%
Vendor Advisory control-webpanel.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://control-webpanel.com/changelog release notes vendor advisory
https://octagon.net/blog/2022/01/22/cve-2021-45467-cwp-centos-web-panel-preauth-rce/ third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-45467?
CVE-2021-45467 has been scored as a critical severity vulnerability.
How to fix CVE-2021-45467?
To fix CVE-2021-45467, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-45467 being actively exploited in the wild?
It is possible that CVE-2021-45467 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~17% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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