How severe is CVE-2000-1103?

CVE-2000-1103 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2000-1103 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2000-1103?

CVE-2000-1103 primarily affects Bsdi Bsd Os. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2000-1103?

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-2000-1103 published?

CVE-2000-1103 was published on 2001-01-09 and last updated on 2026-06-16.

CVE-2000-1103

CVE-2000-1103 is a high-severity vulnerability in Bsdi Bsd Os 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: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Bsdi Bsd Os
Published: 2001-01-09
Last modified: 2026-06-16

Description

rcvtty in BSD 3.0 and 4.0 does not properly drop privileges before executing a script, which allows local attackers to gain privileges by specifying an alternate Trojan horse script on the command line.

Frequently asked questions

What is CVE-2000-1103?: rcvtty in BSD 3.0 and 4.0 does not properly drop privileges before executing a script, which allows local attackers to gain privileges by specifying an alternate Trojan horse script on the command line.
How severe is CVE-2000-1103?: CVE-2000-1103 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2000-1103 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-1103?: CVE-2000-1103 primarily affects Bsdi Bsd Os. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2000-1103?: 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-2000-1103 published?: CVE-2000-1103 was published on 2001-01-09 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:o:bsdi:bsd_os:3.0:*:*:*:*:*:*:*
cpe:2.3:o:bsdi:bsd_os:3.1:*:*:*:*:*:*:*
cpe:2.3:o:bsdi:bsd_os:4.0:*:*:*:*:*:*:*
cpe:2.3:o:bsdi:bsd_os:4.0.1:*:*:*:*:*:*:*

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