CVE-2000-0024
published 1999-12-21CVE-2000-0024: IIS does not properly canonicalize URLs, potentially allowing remote attackers to bypass access restrictions in third-party software via escape characters, aka…
PriorityP424medium6.4CVSS 2.0
AVNACLAuNCPIPAN
EPSS
12.22%
95.7th percentile
IIS does not properly canonicalize URLs, potentially allowing remote attackers to bypass access restrictions in third-party software via escape characters, aka the "Escape Character Parsing" vulnerability.
Affected
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | internet_information_server | — | — |
| microsoft | site_server | — | — |
| microsoft | site_server_commerce | — | — |
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
VulDB
Microsoft IIS 4.0 URL privileges management (MS99-061 / XFDB-3731)
vuldb·2026-04-20·CVSS 6.4
CVE-2000-0024 [MEDIUM] Microsoft IIS 4.0 URL privileges management (MS99-061 / XFDB-3731)
A vulnerability classified as critical was found in Microsoft IIS 4.0. This affects an unknown function of the component URL Handler. The manipulation results in improper privilege management.
This vulnerability was named CVE-2000-0024. The attack may be performed from remote. There is no available exploit.
It is best practice to apply a patch to resolve this issue.
GHSA
GHSA-h3mj-3v87-42wc: IIS does not properly canonicalize URLs, potentially allowing remote attackers to bypass access restrictions in third-party software via escape charac
ghsa_unreviewed·2022-04-30
CVE-2000-0024 [MEDIUM] GHSA-h3mj-3v87-42wc: IIS does not properly canonicalize URLs, potentially allowing remote attackers to bypass access restrictions in third-party software via escape charac
IIS does not properly canonicalize URLs, potentially allowing remote attackers to bypass access restrictions in third-party software via escape characters, aka the "Escape Character Parsing" vulnerability.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ246401http://www.acrossecurity.com/aspr/ASPR-1999-11-10-1-PUB.txthttps://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-061http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ246401http://www.acrossecurity.com/aspr/ASPR-1999-11-10-1-PUB.txthttps://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-061
1999-12-21
Published