VULNERABILITY INTELLIGENCE

CVE-2024-28820

CVSS score6.3 MEDIUM

EPSS probability0.42%

CISA KEVNot currently listed

Published2024-06-27

Last modified2026-06-17

Description

Buffer overflow in the extract_openvpn_cr function in openvpn-cr.c in openvpn-auth-ldap (aka the Three Rings Auth-LDAP plugin for OpenVPN) 2.0.4 allows attackers with a valid LDAP username and who can control the challenge/response password field to pass a string with more than 14 colons into this field and cause a buffer overflow.