CVE-1999-0506 in the critical feed json
A Windows NT domain user or administrator account has a default, null, blank, or missing password.
published 1998-10-01 28 y ago modified 2026-06-16 4 mo ago also EUVD-1999-0504
- cvss
- 7.2
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 17.2%
- EPSS 17.2% chance of exploitation in 30 days, percentile 97%
- public exploits
- 3
- Metasploit
Summary
A Windows NT domain user or administrator account has a default, null, blank, or missing password.
Exploit prediction
17.17% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Metasploit auxiliary/scanner/mssql/mssql_login MSSQL Login Utility metasploit auxiliary, normal rank
- Metasploit auxiliary/scanner/smb/smb_login SMB Login Check Scanner metasploit auxiliary, normal rank
- Metasploit auxiliary/scanner/vnc/vnc_login VNC Authentication Scanner metasploit auxiliary, normal rank
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
References
Sources
- CVE List CVE-1999-0506
- NVD CVE-1999-0506
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.