CVE-2000-0763

Exp

xlockmore and xlockf do not properly cleanse user-injected format strings, which allows local users to gain root privileges via the -d option.

Published: 2000-10-20 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2000-0763 is rated High Exploit Risk (68.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.61%). 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-2000-0763

EDB-ID Source Kind Published Link
20154 exploit_db edb 2000-10-21 Exploit-DB ↗
20153 exploit_db edb 2000-08-15 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2000-0763

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 2026-03-01 0.31% 0.61% +0.30%
2 2025-03-30 0.25% 0.31% +0.06%
3 2025-03-29 — 0.25% —

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2000-0763

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.2 2.0 HIGH
AV:L/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:L)
Requires local access to the target system.
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.
 3.9 10.0 [email protected]

Weakness enumeration for CVE-2000-0763

Affected software / configurations for CVE-2000-0763

Vendor Product Version Raw CPE
david_bagley xlock 4.16 cpe:2.3:a:david_bagley:xlock:4.16:*:*:*:*:*:*:*
david_bagley xlock 4.16.1 cpe:2.3:a:david_bagley:xlock:4.16.1:*:*:*:*:*:*:*

References for CVE-2000-0763

cvelogic Threat Intelligence