How severe is CVE-1999-0120?

CVE-1999-0120 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-1999-0120 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-0120?

CVE-1999-0120 primarily affects Sun Sunos. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-1999-0120?

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-1999-0120 published?

CVE-1999-0120 was published on 1994-03-21 and last updated on 2026-06-16.

CVE-1999-0120

CVE-1999-0120 is a high-severity vulnerability in Sun Sunos 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% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Sun Sunos
Published: 1994-03-21
Last modified: 2026-06-16

Description

Sun/Solaris utmp file allows local users to gain root access if it is writable by users other than root.

Frequently asked questions

What is CVE-1999-0120?: Sun/Solaris utmp file allows local users to gain root access if it is writable by users other than root.
How severe is CVE-1999-0120?: CVE-1999-0120 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-1999-0120 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0120?: CVE-1999-0120 primarily affects Sun Sunos. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-0120?: 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-1999-0120 published?: CVE-1999-0120 was published on 1994-03-21 and last updated on 2026-06-16.

References

http://sunsolve.sun.com/pub-cgi/retrieve.pl?doctype=coll&doc=secbull/126

Affected products (2)

cpe:2.3:o:sun:sunos:-:*:*:*:*:*:*:*
cpe:2.3:o:sun:sunos:4.1:*:*:*:*:*:*:*

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