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CVE Record

CVE-1999-0874: Buffer overflow in IIS 4.0 allows remote attackers to cause a denial of service via a malformed request for...

Buffer overflow in IIS 4.0 allows remote attackers to cause a denial of service via a malformed request for files with .HTR, .IDC, or .STM extensions.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

This is an old IIS 4.0 remote denial-of-service issue. A malformed request for certain legacy file extensions could crash or disrupt the web service. The main business concern is legacy exposure: unsupported public IIS 4.0 systems may be fragile and hard to recover reliably. Exposure is most likely where legacy IIS 4.0 remains reachable, especially with .HTR, .IDC, or .STM handling enabled. Modern supported IIS deployments are not identified as affected in the supplied bundle. Medium priority unless IIS 4.0 is still present. If exposed, prioritize retirement or isolation because the platform is obsolete and service disruption could affect legacy business workflows. Mitigation focus: Identify and retire any remaining IIS 4.0 servers.; Review Microsoft MS99-019 and Q234905 for vendor remediation guidance.; Remove unnecessary public exposure for legacy IIS services..

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Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0CVSS vectors
0Timeline events
0ADP providers
3Source links

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Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

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