CVE-2000-0770 json
IIS 4.0 and 5.0 does not properly restrict access to certain types of files when their parent folders have less restrictive permissions, wh…
published 2000-10-13 26 y ago modified 2026-06-16 4 mo ago also EUVD-2000-0764
- cvss
- 6.4
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 15.1%
- EPSS 15.1% chance of exploitation in 30 days, percentile 96%
- public exploits
- 0
- none known
Summary
IIS 4.0 and 5.0 does not properly restrict access to certain types of files when their parent folders have less restrictive permissions, which could allow remote attackers to bypass access restrictions to some files, aka the "File Permission Canonicalization" vulnerability.
Patch / fix
- securityfocus.com/bid/1565 advisory
Exploit prediction
15.08% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 6.4 | AV:N/AC:L/Au:N/C:P/I:P/A:N |
References
-
securityfocus.com
/bid/1565
vdb-entry, patch, vendor-advisory
-
docs.microsoft.com
/en-us/security-updates/securitybulletins/2000/ms00-057
vendor-advisory
Sources
- CVE List CVE-2000-0770
- NVD CVE-2000-0770
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.