CVE-1999-1431 json
ZAK in Appstation mode allows users to bypass the "Run only allowed apps" policy by starting Explorer from Office 97 applications (such as…
published 2001-09-12 25 y ago modified 2026-06-16 4 mo ago also EUVD-1999-1412
- cvss
- 4.6
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 9.7%
- EPSS 9.7% chance of exploitation in 30 days, percentile 95%
- public exploits
- 1
- Exploit-DB
Summary
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.
Timeline
- First public exploit (EDB-19144)
- Published
Exploit prediction
9.65% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-19144 Microsoft Zero Administration Kit (ZAK) 1.0 / Office97 - Backdoor Access local, 1999-01-07
- securityfocus.com http://www.securityfocus.com/bid/181 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
References
-
securityfocus.com
/bid/181
vdb-entry, exploit, vendor-advisory
-
marc.info
/?l=ntbugtraq&m=91576100022688&w=2
mailing-list
-
marc.info
/?l=ntbugtraq&m=91606260910008&w=2
mailing-list
Sources
- CVE List CVE-1999-1431
- NVD CVE-1999-1431
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