CVE-2000-0770

Medium CVSS 6.4

Published 2000-10-20 · last changed 2026-06-16

The fix

We hold no Microsoft remediation data for CVE-2000-0770, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

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.

Sources

NVD record for CVE-2000-0770

CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:N