How severe is CVE-1999-1450?

CVE-1999-1450 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-1999-1450 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-1450?

CVE-1999-1450 primarily affects Sco Openserver. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-1999-1450?

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-1999-1450 published?

CVE-1999-1450 was published on 1999-01-27 and last updated on 2026-06-16.

CVE-1999-1450

CVE-1999-1450 is a high-severity vulnerability in Sco Openserver with a CVSS 2.0 base score of 7.5. 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 7.5)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Sco Openserver
Published: 1999-01-27
Last modified: 2026-06-16

Description

Vulnerability in (1) rlogin daemon rshd and (2) scheme on SCO UNIX OpenServer 5.0.5 and earlier, and SCO UnixWare 7.0.1 and earlier, allows remote attackers to gain privileges.

Frequently asked questions

What is CVE-1999-1450?: Vulnerability in (1) rlogin daemon rshd and (2) scheme on SCO UNIX OpenServer 5.0.5 and earlier, and SCO UnixWare 7.0.1 and earlier, allows remote attackers to gain privileges.
How severe is CVE-1999-1450?: CVE-1999-1450 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-1999-1450 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1450?: CVE-1999-1450 primarily affects Sco Openserver. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-1450?: 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-1999-1450 published?: CVE-1999-1450 was published on 1999-01-27 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:o:sco:openserver:*:*:*:*:*:*:*:*
cpe:2.3:o:sco:openserver:5.0:*:*:*:*:*:*:*
cpe:2.3:o:sco:openserver:5.0.2:*:*:*:*:*:*:*
cpe:2.3:o:sco:openserver:5.0.4:*:*:*:*:*:*:*
cpe:2.3:o:sco:unixware:*:*:*:*:*:*:*:*

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