VULNERABILITY INTELLIGENCE

CVE-2021-23241

CVSS score5.3 MEDIUM
EPSS probability13.33%
CISA KEVNot currently listed
Published2021-01-07
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

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.

Weakness classification

  • nvd@nist.gov: CWE-22

Primary references