CVE-2001-0168

Exp

Buffer overflow in AT&T WinVNC (Virtual Network Computing) server 3.3.3r7 and earlier allows remote attackers to execute arbitrary commands via a long HTTP GET request when the DebugLevel registry key is greater than 0.

Published: 2001-05-03 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2001-0168 is rated High Exploit Risk (85.7/100): CVSS Critical severity, with high exploitation likelihood (EPSS 67.36%, 98th percentile). 1 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-2001-0168

EDB-ID Source Kind Published Link
16491 exploit_db edb 2009-12-06 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2001-0168

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 2025-03-30 71.16% 67.36% -3.80%
2 2025-03-29 67.36% 71.16% +3.80%
3 2025-03-17 — 67.36% —

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2001-0168

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-2001-0168

Affected software / configurations for CVE-2001-0168

Vendor Product Version Raw CPE
att winvnc <= 3.3.3r7 cpe:2.3:a:att:winvnc:*:*:*:*:*:*:*:*

References for CVE-2001-0168

cvelogic Threat Intelligence