PT-2022-11904 · Cmsimple · Cmsimple

S1Lv3R · Published 2022-04-13 · Updated 2022-04-20 · CVE-2021-43741

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions CMSimple version 5.4

Description The issue exists due to a Directory Traversal vulnerability. This occurs when a user changes the file name to a malicious file on config.php, leading to remote code execution.

Recommendations For CMSimple version 5.4, update to a version that fixes the Directory Traversal vulnerability to prevent remote code execution. As a temporary workaround, consider restricting access to the config.php file to minimize the risk of exploitation.

Exploit

Fix

RCE

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2021-43741

Affected Products

Cmsimple

References · 6

• 🔥 https://github.com/iiSiLvEr/CVEs/tree/main/CVE-2021-43741 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-43741 · Security Note
• https://osv.dev/vulnerability/CVE-2021-43741 · Vendor Advisory
• ❌ https://github.com/iiSiLvEr/CMSimple5.4-Vulnerabilities · Note, Deleted
• https://t.me/cvenotify/28841 · Telegram Post
• https://t.me/cibsecurity/40726 · Telegram Post