What’s Vulnerable › Vulnerabilities
CVE-2021-23241
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 13.3% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2021-01-07 · updated 2026-06-17
- Weakness: CWE-22
Description
MERCUSYS Mercury X18G 1.0.5 devices allow Directory Traversal via ../ in conjunction with a loginLess or login.htm URI (for authentication bypass) to the web server, as demonstrated by the /loginLess/../../etc/passwd URI.
Affected products
References
- https://github.com/BATTZION/MY_REQUEST/blob/master/Mercury%20Router%20Web%20Server%20Directory%20Traversal.md
- https://www.mercurycom.com.cn/product-521-1.html
- https://www.mercusys.com/en/
- https://github.com/BATTZION/MY_REQUEST/blob/master/Mercury%20Router%20Web%20Server%20Directory%20Traversal.md
- https://www.mercurycom.com.cn/product-521-1.html
- https://www.mercusys.com/en/
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