01 Record
CVE-1999-0867
Denial of service in IIS 4.0 via a flood of HTTP requests with malformed headers.
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
Denial of service in IIS 4.0 via a flood of HTTP requests with malformed headers.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 21.52% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 97.4% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2000-01-04 05:00Z26 YR AGO
- Last updated
- 2024-08-01 16:55Z2 YR AGO
- Reserved
- 1999-12-08
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- a88b083c74220b9c3575215085ed7ee96ae45958786f2d9a6f90e96380209933
05 Affected products
VendorProductVersionsPlatforms
06 References
- support.microsoft.comQ238349http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ238349
- www.ciac.orgJ-058http://www.ciac.org/ciac/bulletins/j-058.shtml
- docs.microsoft.comMS99-029https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-029
- www.securityfocus.com579http://www.securityfocus.com/bid/579