CVE-1999-0867 - Vulnerability Details - OpenCVE

Description

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

Published: 2000-01-04

Score: 5.0 Medium

EPSS: 19.4% Moderate

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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 vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

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.

The EPSS score is 0.19417.

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

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2000-01-04T05:00:00.000Z

Updated: 2024-08-01T16:55:27.881Z

Reserved: 1999-12-08T00:00:00.000Z

Link: CVE-1999-0867

Vulnrichment

No data.

NVD

Status : Modified

Published: 1999-08-11T04:00:00.000

Modified: 2026-04-16T00:27:16.627

Link: CVE-1999-0867

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-20

{"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"}

{"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": "2026-04-16T00:27:16.627", "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"}]}