Vulnerability Details : CVE-2021-40102
An issue was discovered in Concrete CMS through 8.5.5. Arbitrary File deletion can occur via PHAR deserialization in is_dir (PHP Object Injection associated with the __wakeup magic method).
Products affected by CVE-2021-40102
- cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-40102
1.00%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 75 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-40102
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.4
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:P |
10.0
|
4.9
|
NIST | |
|
9.1
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H |
3.9
|
5.2
|
NIST |
CWE ids for CVE-2021-40102
-
The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-40102
-
https://documentation.concretecms.org/developers/introduction/version-history/856-release-notes
ERROR: The request could not be satisfiedRelease Notes;Vendor Advisory
-
https://hackerone.com/reports/921288
HackerOnePermissions Required;Third Party Advisory
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