CVE-2002-0020

Buffer overflow in telnet server in Windows 2000 and Interix 2.2 allows remote attackers to execute arbitrary code via malformed protocol options.

Published: 2002-03-08 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2002-0020 is rated Moderate Risk (58.8/100): CVSS High severity, with high exploitation likelihood (EPSS 16.95%, 97th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. High exploitation likelihood—assess exposure and prioritize remediation.

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

Exploit prediction scoring system (EPSS) score for CVE-2002-0020

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 26.36% 16.95% -9.42%
2 2025-12-28 19.52% 26.36% +6.84%
3 2025-12-27 — 19.52% —

Full EPSS history (14 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2002-0020

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P 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:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2002-0020

Affected software / configurations for CVE-2002-0020

Vendor Product Version Raw CPE
microsoft interix 2.2 cpe:2.3:a:microsoft:interix:2.2:*:*:*:*:*:*:*
microsoft windows_2000 — cpe:2.3:o:microsoft:windows_2000:*:*:*:*:*:*:*:*

References for CVE-2002-0020

cvelogic Threat Intelligence