Vulnerability in Microsoft Internet Information Server
CVE-1999-1223
IIS 3.0 allows remote attackers to cause a denial of service via a request to an ASP page in which the URL contains a large number of / (forward slash) characters.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.231 (97.7th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.231 · newest: 0.231 · change: 0.000
Affected products
- Microsoft Internet Information Server — versions 3.0
Public proof-of-concept exploits
References
- exchange.xforce.ibmcloud.com/vulnerabilities/3892 (vdb-entry)
- support.microsoft.com/support/kb/articles/q187/5/03.asp (vendor-advisory, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-1999-1223?
- CVE-1999-1223 is a vulnerability in Microsoft Internet Information Server. Published 1999-12-31.
- Is CVE-1999-1223 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.