CVE-2000-0959 — glibc2 does not properly clear the LD_DEBUG_OUTPUT and LD_DEBUG environmental variables when a program is spawned from a setuid program, which could allow local users to overwrite files via a symlink attack

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LOW

glibc2 does not properly clear the LD_DEBUG_OUTPUT and LD_DEBUG environmental variables when a program is spawned from a setuid program, which could allow local users to overwrite files via a symlink attack

Published Jan 22, 2001

1.2

LOW

CVSS 2.0

EPSS 0.30%

Description

glibc2 does not properly clear the LD_DEBUG_OUTPUT and LD_DEBUG environmental variables when a program is spawned from a setuid program, which could allow local users to overwrite files via a symlink attack.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.30% 0.00303

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

EPSS probability 0.00303

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	0.30% (0.00303)	20.83th	v5 (v2026.06.15)
Jun 15, 2026	0.30% (0.00303)	21.73th	v5 (v2026.06.15)
Mar 17, 2025	0.09% (0.00089)	23.33th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00042)	5.07th	v3 (v2023.03.01)
Mar 7, 2023	0.04% (0.00042)	5.63th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00890)	30.33th	v2 (v2022.01.01)
Sep 10, 2022	0.89% (0.00890)	28.64th	v2 (v2022.01.01)
Apr 1, 2022	0.89% (0.00890)	26.62th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00890)	12.04th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (3)

http://www.securityfocus.com/archive/1/85028
mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/1719
vdb-entryx_refsource_BIDVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/5299
vdb-entryx_refsource_XF

Link	Providers	Tags
http://www.securityfocus.com/archive/1/85028		mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/1719		vdb-entryx_refsource_BIDVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/5299		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Jan 22, 2001

Updated Aug 8, 2024

Reserved Nov 24, 2000

Link CVE-2000-0959

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Sep 23, 2026

Link CVE-2000-0959

Red Hat

Severity n/a

Public date n/a

Links CVE-2000-0959