Out-of-bounds Read in N/a

CVE-2024-28820

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.

Vulnerability class: Buffer Overflow

EPSS: 0.004 (35.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-28820?
CVE-2024-28820 is a medium-severity vulnerability in N/a, classified under Out-of-bounds Read. CVSS score: 6.3/10. Published 2024-06-27.
How severe is CVE-2024-28820?
Medium severity. CVSS v3 base score is 6.3 out of 10.
Is CVE-2024-28820 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.