CVE-1999-1431

CVE-1999-1431 is a medium-severity vulnerability in Microsoft Zero Administration Kit with a CVSS 2.0 base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

ZAK in Appstation mode allows users to bypass the "Run only allowed apps" policy by starting Explorer from Office 97 applications (such as Word), installing software into the TEMP directory, and changing the name to that for an allowed application, such as Winword.exe.

Frequently asked questions

What is CVE-1999-1431?
ZAK in Appstation mode allows users to bypass the "Run only allowed apps" policy by starting Explorer from Office 97 applications (such as Word), installing software into the TEMP directory, and changing the name to that for an allowed application, such as Winword.exe.
How severe is CVE-1999-1431?
CVE-1999-1431 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-1999-1431 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1431?
CVE-1999-1431 affects Microsoft Zero Administration Kit. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-1431?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-1431 published?
CVE-1999-1431 was published on 2005-01-07 and last updated on 2026-06-16.

References

Affected products (1)