CVE-2002-2400

Exp

Buffer overflow in the httpdProcessRequest function in LibHTTPD 1.2 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long HTTP POST request.

Published: 2002-12-31 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2002-2400 is rated High Exploit Risk (82.8/100): CVSS Critical severity, with high exploitation likelihood (EPSS 7.65%, 94th percentile). 3 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2002-2400

EDB-ID Source Kind Published Link
22016 exploit_db edb 2002-11-13 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2002-2400

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 17.32% 7.65% -9.67%
2 2025-12-06 9.29% 17.32% +8.03%
3 2025-08-20 — 9.29% —

Full EPSS history (15 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2002-2400

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
10.0 2.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 10.0 10.0 [email protected]

Weakness enumeration for CVE-2002-2400

Affected software / configurations for CVE-2002-2400

Vendor Product Version Raw CPE
hughes_technologies libhttpd 1.2 cpe:2.3:a:hughes_technologies:libhttpd:1.2:*:*:*:*:*:*:*

References for CVE-2002-2400

cvelogic Threat Intelligence