CVE-1999-1543
MacOS uses weak encryption for passwords that are stored in the Users & Groups Data File.
MacOS uses weak encryption for passwords that are stored in the Users & Groups Data File.
Exploit likelihood
What each source reports
NVD Score used
MacOS uses weak encryption for passwords that are stored in the Users & Groups Data File.
- Record
CVE-1999-1543- CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
MacOS uses weak encryption for passwords that are stored in the Users & Groups Data File.
- Record
CVE-1999-1543- Updated
- 2026-11-02
EUVDEUVD-1999-1524 No score
MacOS uses weak encryption for passwords that are stored in the Users & Groups Data File.
- Record
EUVD-1999-1524- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4cvf-99qg-vwq4 No score
MacOS uses weak encryption for passwords that are stored in the Users & Groups Data File.
MacOS uses weak encryption for passwords that are stored in the Users & Groups Data File.
- Record
GHSA-4cvf-99qg-vwq4- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Apple Mac OS 8 8.6 - Weak Password Encryption | 1999-07-10 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-1999-1543 is a medium vulnerability (CVSS 4.6) in Apple Macos, published July 10, 1999. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.83%, the 57th percentile. No source names a fixed version.