CVE-1999-0993 json
Modifications to ACLs (Access Control Lists) in Microsoft Exchange 5.5 do not take effect until the directory store cache is refreshed.
published 1999-12-13 26 y ago modified 2026-06-16 4 mo ago also EUVD-1999-0974
- cvss
- 7.5
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 7.1%
- EPSS 7.1% chance of exploitation in 30 days, percentile 94%
- public exploits
- 0
- none known
Summary
Modifications to ACLs (Access Control Lists) in Microsoft Exchange 5.5 do not take effect until the directory store cache is refreshed.
Exploit prediction
7.07% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-665 Improper Initialization
- Technology feeds
References
Sources
- CVE List CVE-1999-0993
- NVD CVE-1999-0993
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.