Auth bypass in Control-webpanel Webpanel
CVE-2021-45467
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…
Vulnerability class: Broken Access Control
EPSS: 0.709 (99.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Control-webpanel Webpanel
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Release Notes, Vendor Advisory)
- cve@mitre.org (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-45467?
- CVE-2021-45467 is a critical-severity vulnerability in Control-webpanel Webpanel, classified under Missing Authorization. CVSS score: 9.8/10. Published 2022-12-26.
- How severe is CVE-2021-45467?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-45467 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.