Vulnerability Details : CVE-2021-45467
Potential exploit
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.
Products affected by CVE-2021-45467
- cpe:2.3:a:control-webpanel:webpanel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-45467
16.78%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 95 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-45467
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2025-04-12 |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-45467
-
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.Assigned by: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
References for CVE-2021-45467
-
https://octagon.net/blog/2022/01/22/cve-2021-45467-cwp-centos-web-panel-preauth-rce/
CVE-2021-45467: CWP CentOS Web Panel – preauth RCE – Blog | Octagon NetworksExploit;Third Party Advisory
-
https://control-webpanel.com/changelog
Changelog – Control-WebPanel [CWP]Release Notes;Vendor Advisory
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