CVE-1999-0740 — Remote attackers can cause a denial of service on Linux in.telnetd telnet daemon through a malformed TERM environmental variable

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MEDIUM

Remote attackers can cause a denial of service on Linux in.telnetd telnet daemon through a malformed TERM environmental variable

Published Mar 22, 2000

6.4

MEDIUM

CVSS 2.0

EPSS 2.05%

Description

Remote attackers can cause a denial of service on Linux in.telnetd telnet daemon through a malformed TERM environmental variable.

Affected products

Remediation

No remediation recorded yet.

Metrics

2.05% 0.02050

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.02050

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 (10 key points)

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

Date	Score	Percentile	Model
Oct 2, 2026	2.05% (0.02050)	80.55th	v5 (v2026.06.15)
Jun 15, 2026	2.01% (0.02011)	78.26th	v5 (v2026.06.15)
Mar 17, 2025	0.66% (0.00655)	69.28th	v4 (v2025.03.14)
Dec 12, 2024	0.66% (0.00661)	80.32th	v3 (v2023.03.01)
Feb 8, 2024	0.66% (0.00661)	78.95th	v3 (v2023.03.01)
Mar 7, 2023	1.26% (0.01260)	83.45th	v3 (v2023.03.01)
Mar 6, 2023	1.21% (0.01213)	66.61th	v2 (v2022.01.01)
Feb 17, 2023	1.21% (0.01213)	66.22th	v2 (v2022.01.01)
Apr 1, 2022	1.21% (0.01213)	64.21th	v2 (v2022.01.01)
Feb 4, 2022	1.21% (0.01213)	40.54th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (1)

http://www.securityfocus.com/bid/594
vdb-entryx_refsource_BID

Link	Providers	Tags
http://www.securityfocus.com/bid/594		vdb-entryx_refsource_BID

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Mar 22, 2000

Updated Aug 1, 2024

Reserved Nov 25, 1999

Link CVE-1999-0740

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-1999-0740

Red Hat

Severity n/a

Public date n/a

Links CVE-1999-0740