How severe is CVE-2001-1091?

CVE-2001-1091 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2001-1091 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-1091?

CVE-2001-1091 primarily affects Netbsd. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2001-1091?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2001-1091 published?

CVE-2001-1091 was published on 2001-08-23 and last updated on 2026-06-16.

CVE-2001-1091

CVE-2001-1091 is a high-severity vulnerability in Netbsd with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Netbsd
Published: 2001-08-23
Last modified: 2026-06-16

Description

The (1) dump and (2) dump_lfs commands in NetBSD 1.4.x through 1.5.1 do not properly drop privileges, which could allow local users to gain privileges via the RCMD_CMD environment variable.

Frequently asked questions

What is CVE-2001-1091?: The (1) dump and (2) dump_lfs commands in NetBSD 1.4.x through 1.5.1 do not properly drop privileges, which could allow local users to gain privileges via the RCMD_CMD environment variable.
How severe is CVE-2001-1091?: CVE-2001-1091 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2001-1091 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-1091?: CVE-2001-1091 primarily affects Netbsd. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2001-1091?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2001-1091 published?: CVE-2001-1091 was published on 2001-08-23 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:o:netbsd:netbsd:1.4:*:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:1.4.1:*:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:1.4.2:*:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:1.4.3:*:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:1.5:*:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:1.5.1:*:*:*:*:*:*:*

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