What’s Vulnerable › Vulnerabilities

CVE-2023-22901: ChangingTec MOTP - Path Traversal

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-04-27 · updated 2026-06-17
• Weakness: CWE-22

Description

ChangingTec MOTP system has a path traversal vulnerability. A remote attacker with administrator’s privilege can exploit this vulnerability to access arbitrary system files.

Affected products

• CHANGING Mobile One Time Password: before 3.11 — fixed in 3.11

How to fix

Upgrade to a fixed version: CHANGING Mobile One Time Password 3.11. Check the vendor advisory for mitigations.

References

• https://www.twcert.org.tw/tw/cp-132-7022-2cbe0-1.html
• https://www.twcert.org.tw/tw/cp-132-7022-2cbe0-1.html

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