CVE-2001-0093 — Vulnerability in telnetd in FreeBSD 1.5 allows local users to gain root privileges by modifying critical environmental variables that affect the behavior of telnetd

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HIGH

Vulnerability in telnetd in FreeBSD 1.5 allows local users to gain root privileges by modifying critical environmental variables that affect the behavior of telnetd

Published Feb 2, 2001

7.2

HIGH

CVSS 2.0

EPSS 0.68%

Description

Vulnerability in telnetd in FreeBSD 1.5 allows local users to gain root privileges by modifying critical environmental variables that affect the behavior of telnetd.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.68% 0.00679

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00679

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.68% (0.00679)	50.59th	v5 (v2026.06.15)
Jun 15, 2026	0.68% (0.00679)	47.36th	v5 (v2026.06.15)
Mar 17, 2025	0.15% (0.00148)	32.67th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00042)	0.34th	v3 (v2023.03.01)
Mar 7, 2023	0.04% (0.00042)	0.50th	v3 (v2023.03.01)
Mar 6, 2023	1.76% (0.01761)	76.53th	v2 (v2022.01.01)
Feb 23, 2023	1.76% (0.01761)	76.48th	v2 (v2022.01.01)
Apr 1, 2022	1.76% (0.01761)	74.44th	v2 (v2022.01.01)
Feb 4, 2022	1.76% (0.01761)	53.69th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (1)

ftp://ftp.NetBSD.ORG/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-017.txt.asc
vendor-advisoryx_refsource_NETBSDVendor Advisory

Link	Providers	Tags
ftp://ftp.NetBSD.ORG/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-017.txt.asc		vendor-advisoryx_refsource_NETBSDVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Feb 2, 2001

Updated Aug 8, 2024

Reserved Feb 1, 2001

Link CVE-2001-0093

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2001-0093

Red Hat

Severity n/a

Public date n/a

Links CVE-2001-0093