Path traversal in otp - CVE-2020-25623
Published: April 10, 2026
Vulnerability identifier: #VU125770
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-25623
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to read arbitrary files.
The vulnerability exists due to path traversal in httpd in the inets application when handling crafted HTTP requests. A remote attacker can send a crafted HTTP request to read arbitrary files.
Affected software
otp
How to mitigate CVE-2020-25623
Install security update from vendor's website.
otp - addressed in versions 22.3.4.6, 23.1