CVE-1999-0867

View on CVE.org

Published Jan 4, 2000 CVSS 2.0 · 5.0 Medium EPSS 21.5% KEV · Not listed

Description

Denial of service in IIS 4.0 via a flood of HTTP requests with malformed headers.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:microsoft:commercial_internet_system:2.0:::::::*
	cpe:2.3:a:microsoft:commercial_internet_system:2.5:::::::*
	cpe:2.3:a:microsoft:internet_information_server:4.0:::::::*
	cpe:2.3:a:microsoft:site_server:3.0:unknown:commerce:::::*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available

Metrics

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 21.5% (21.525% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ238349
http://www.ciac.org/ciac/bulletins/j-058.shtml
http://www.securityfocus.com/bid/579
https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-029

History

No history.

Subscriptions

Microsoft Commercial Internet System Internet Information Server Site Server

Weaknesses

CWE-20

Sources

CVE record Updated: Aug 1, 2024, 4:55 PM

Status: PUBLISHED
Assigner: mitre
Published: Jan 4, 2000, 5:00 AM
Updated: Aug 1, 2024, 4:55 PM
Reserved: Dec 8, 1999, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 16, 2026, 9:49 PM

Status: Modified
Published: Aug 11, 1999, 4:00 AM
Modified: Jun 16, 2026, 9:49 PM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "Denial of service in IIS 4.0 via a flood of HTTP requests with malformed headers."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2005-11-02T10:00:00.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "Q238349", "tags": ["vendor-advisory", "x_refsource_MSKB"], "url": "http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ238349"}, {"name": "J-058", "tags": ["third-party-advisory", "government-resource", "x_refsource_CIAC"], "url": "http://www.ciac.org/ciac/bulletins/j-058.shtml"}, {"name": "MS99-029", "tags": ["vendor-advisory", "x_refsource_MS"], "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-029"}, {"name": "579", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/579"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-1999-0867", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Denial of service in IIS 4.0 via a flood of HTTP requests with malformed headers."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "Q238349", "refsource": "MSKB", "url": "http://support.microsoft.com/default.aspx?scid=kb;[LN];Q238349"}, {"name": "J-058", "refsource": "CIAC", "url": "http://www.ciac.org/ciac/bulletins/j-058.shtml"}, {"name": "MS99-029", "refsource": "MS", "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-029"}, {"name": "579", "refsource": "BID", "url": "http://www.securityfocus.com/bid/579"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-01T16:55:27.881Z"}, "title": "CVE Program Container", "references": [{"name": "Q238349", "tags": ["vendor-advisory", "x_refsource_MSKB", "x_transferred"], "url": "http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ238349"}, {"name": "J-058", "tags": ["third-party-advisory", "government-resource", "x_refsource_CIAC", "x_transferred"], "url": "http://www.ciac.org/ciac/bulletins/j-058.shtml"}, {"name": "MS99-029", "tags": ["vendor-advisory", "x_refsource_MS", "x_transferred"], "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-029"}, {"name": "579", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/579"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-1999-0867", "datePublished": "2000-01-04T05:00:00.000Z", "dateReserved": "1999-12-08T00:00:00.000Z", "dateUpdated": "2024-08-01T16:55:27.881Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:commercial_internet_system:2.0:*:*:*:*:*:*:*", "matchCriteriaId": "81514AB5-388D-4D13-B63A-C237A502B86A", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:commercial_internet_system:2.5:*:*:*:*:*:*:*", "matchCriteriaId": "879AFDCC-B9D8-41EF-85DD-70CC1BD5227C", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:internet_information_server:4.0:*:*:*:*:*:*:*", "matchCriteriaId": "5D47E9C4-5439-4A82-BBD8-D6B482B47E51", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:site_server:3.0:unknown:commerce:*:*:*:*:*", "matchCriteriaId": "E143A482-984A-4CDC-848F-A82FA5BCFA46", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Denial of service in IIS 4.0 via a flood of HTTP requests with malformed headers."}], "id": "CVE-1999-0867", "lastModified": "2026-06-16T21:49:13.347", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "1999-08-11T04:00:00.000", "references": [{"source": "cve@mitre.org", "url": "http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ238349"}, {"source": "cve@mitre.org", "url": "http://www.ciac.org/ciac/bulletins/j-058.shtml"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/579"}, {"source": "cve@mitre.org", "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-029"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ238349"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ciac.org/ciac/bulletins/j-058.shtml"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/579"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-029"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}