Advisories

Trudesk through 1.2.11 Username Enumeration via Regex Injection in /api/v1/login

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Severity
medium
Date
Affecting
  • trudesk <= 1.2.11

CWE
  • CWE-943 Improper Neutralization of Special Elements in Data Query Logic
CVSS
6.9
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Credit
leediay153 from Viettel Post
Description
Trudesk through 1.2.11 contains a regular expression injection vulnerability that allows unauthenticated attackers to enumerate usernames by submitting regex patterns to POST /api/v1/login. Attackers can send alternations or prefixes like (admin|root) or a.* and distinguish 'Invalid User' from 'Invalid Password' responses to discover valid accounts.

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