What is CVE-2002-2367?

CVE-2002-2367 is a vulnerability in Socks5, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2002-12-31.

Is CVE-2002-2367 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Socks5

CVE-2002-2367

Off-by-one buffer overflow in NEC SOCKS5 1.0 r11 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary code via a long hostname.

Vulnerability class: Buffer Overflow

Published 2002-12-31 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 7.8 (High). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.054 (92.4th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.054 · newest: 0.054 · change: 0.000

Affected products

Socks5 — versions 1.0_r11

Weakness classification (CWE)

Public proof-of-concept exploits

References

www.securityfocus.com/bid/5149 (vdb-entry)
www.iss.net/security_center/static/9484.php (vdb-entry)
archives.neohapsis.com/archives/bugtraq/2002-07/0033.html (mailing-list, Exploit)

Frequently asked questions

What is CVE-2002-2367?: CVE-2002-2367 is a vulnerability in Socks5, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2002-12-31.
Is CVE-2002-2367 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.