Vulnerability Details : CVE-2021-42645
CMSimple_XH 1.7.4 is affected by a remote code execution (RCE) vulnerability. To exploit this vulnerability, an attacker must use the "File" parameter to upload a PHP payload to get a reverse shell from the vulnerable host.
Vulnerability category: Execute code
Products affected by CVE-2021-42645
- cpe:2.3:a:cmsimple-xh:cmsimple_xh:1.7.4:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-42645
0.31%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 70 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-42645
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST | |
|
10.0
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
3.9
|
6.0
|
NIST |
CWE ids for CVE-2021-42645
-
The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-42645
-
https://github.com/cmsimple-xh/cmsimple-xh/releases/tag/1.7.5
Release CMSimple_XH 1.7.5 · cmsimple-xh/cmsimple-xh · GitHubRelease Notes;Third Party Advisory
-
https://github.com/Net-hunter121/CMSimple_XH-Unauth-RCE
GitHub - Net-hunter121/CMSimple_XH-Unauth-RCE: hhExploit;Third Party Advisory
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