Path Traversal in Cmsimple
CVE-2021-43741
CMSimple 5.4 is vulnerable to Directory Traversal. The vulnerability exists when a user changes the file name to malicious file on config.php leading to remote code execution.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.047 (91.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.044 · newest: 0.047 · change: +0.003
Affected products
- Cmsimple — versions 5.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/iiSiLvEr/CMSimple5.4-Vulnerabilities (Broken Link)
- github.com/iiSiLvEr/CVEs/tree/main/CVE-2021-43741 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-43741?
- CVE-2021-43741 is a critical-severity vulnerability in Cmsimple, classified under Path Traversal. CVSS score: 9.8/10. Published 2022-04-13.
- How severe is CVE-2021-43741?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-43741 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.