CVE-2024-28820

Published: Jun 27, 2024Modified: Jun 17, 2026Deferred

6.3

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Exploitability: 2.8 / Impact: 3.4

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

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.

Related CWEs

CWE-125

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

References (4)

https://github.com/threerings/openvpn-auth-ldap/pull/92

Source: cve@mitre.org

https://github.com/threerings/openvpn-auth-ldap/tags

Source: cve@mitre.org

https://github.com/threerings/openvpn-auth-ldap/pull/92

Source: af854a3a-2127-422b-91ae-364da2661108

https://github.com/threerings/openvpn-auth-ldap/tags

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.