CVE-1999-0168

CVE-1999-0168 is a high-severity vulnerability in Sun Sunos 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

Description

The portmapper may act as a proxy and redirect service requests from an attacker, making the request appear to come from the local host, possibly bypassing authentication that would otherwise have taken place. For example, NFS file systems could be mounted through the portmapper despite export restrictions.

Frequently asked questions

What is CVE-1999-0168?
The portmapper may act as a proxy and redirect service requests from an attacker, making the request appear to come from the local host, possibly bypassing authentication that would otherwise have taken place. For example, NFS file systems could be mounted through the portmapper despite export restrictions.
How severe is CVE-1999-0168?
CVE-1999-0168 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-1999-0168 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0168?
CVE-1999-0168 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-1999-0168?
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-1999-0168 published?
CVE-1999-0168 was published on 1992-06-04 and last updated on 2026-06-16.

References

Affected products (2)

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