CVE-2001-0142

squid 2.3 and earlier allows local users to overwrite arbitrary files via a symlink attack in some configurations.

Published: 2001-03-12 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2001-0142 is rated Low Risk (12/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.08%). Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.

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-2001-0142

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 2025-03-17 0.04% 0.08% +0.03%
2 2023-03-07 1.03% 0.04% -0.99%
3 2022-02-04 — 1.03% —

Full EPSS history (3 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2001-0142

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
1.2 2.0 LOW
AV:L/AC:H/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:H)
Exploitation requires uncommon or highly specific conditions.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 1.9 2.9 [email protected]

Weakness enumeration for CVE-2001-0142

Affected software / configurations for CVE-2001-0142

Vendor Product Version Raw CPE
immunix immunix 7.0_beta cpe:2.3:a:immunix:immunix:7.0_beta:*:*:*:*:*:*:*
national_science_foundation squid_web_proxy 2.3_stable4 cpe:2.3:a:national_science_foundation:squid_web_proxy:2.3_stable4:*:*:*:*:*:*:*
mandrakesoft mandrake_linux 6.0 cpe:2.3:o:mandrakesoft:mandrake_linux:6.0:*:*:*:*:*:*:*
mandrakesoft mandrake_linux 6.1 cpe:2.3:o:mandrakesoft:mandrake_linux:6.1:*:*:*:*:*:*:*
mandrakesoft mandrake_linux 7.0 cpe:2.3:o:mandrakesoft:mandrake_linux:7.0:*:*:*:*:*:*:*
mandrakesoft mandrake_linux 7.1 cpe:2.3:o:mandrakesoft:mandrake_linux:7.1:*:*:*:*:*:*:*
mandrakesoft mandrake_linux 7.2 cpe:2.3:o:mandrakesoft:mandrake_linux:7.2:*:*:*:*:*:*:*
redhat linux 7.0 cpe:2.3:o:redhat:linux:7.0:*:*:*:*:*:*:*
trustix secure_linux 1.1 cpe:2.3:o:trustix:secure_linux:1.1:*:*:*:*:*:*:*
trustix secure_linux 1.2 cpe:2.3:o:trustix:secure_linux:1.2:*:*:*:*:*:*:*

References for CVE-2001-0142

cvelogic Threat Intelligence