CVE-2005-1665

View on CVE.org

Published May 18, 2005 CVSS 2.0 · 5.0 Medium EPSS 40.3% KEV · Not listed

Description

The __VIEWSTATE functionality in Microsoft ASP.NET 1.x, when not cryptographically signed, allows remote attackers to cause a denial of service (CPU consumption) via deeply nested markup.

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:asp.net:1.0:::::::*
	cpe:2.3:a:microsoft:asp.net:1.1:::::::*

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: 40.3% (40.334% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://marc.info/?l=bugtraq&m=111513127704270&w=2
http://scottonwriting.net/sowblog/posts/3747.aspx
http://secunia.com/advisories/15241
http://www.osvdb.org/16195
https://exchange.xforce.ibmcloud.com/vulnerabilities/20408

History

No history.

Subscriptions

Microsoft Asp.net

Weaknesses

NVD-CWE-Other

Sources

CVE record Updated: Aug 7, 2024, 9:59 PM

Status: PUBLISHED
Assigner: mitre
Published: May 18, 2005, 4:00 AM
Updated: Aug 7, 2024, 9:59 PM
Reserved: May 18, 2005, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 16, 2026, 10:13 PM

Status: Modified
Published: May 18, 2005, 4:00 AM
Modified: Jun 16, 2026, 10:13 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"}]}], "datePublic": "2005-05-05T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The __VIEWSTATE functionality in Microsoft ASP.NET 1.x, when not cryptographically signed, allows remote attackers to cause a denial of service (CPU consumption) via deeply nested markup."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-07-10T14:57:01.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "20050503 ASP.NET __VIEWSTATE crypto validation prone to replay attacks", "tags": ["mailing-list", "x_refsource_BUGTRAQ"], "url": "http://marc.info/?l=bugtraq&m=111513127704270&w=2"}, {"name": "ms-aspnet-viewstate-dos(20408)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/20408"}, {"tags": ["x_refsource_MISC"], "url": "http://scottonwriting.net/sowblog/posts/3747.aspx"}, {"name": "16195", "tags": ["vdb-entry", "x_refsource_OSVDB"], "url": "http://www.osvdb.org/16195"}, {"name": "15241", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/15241"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2005-1665", "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": "The __VIEWSTATE functionality in Microsoft ASP.NET 1.x, when not cryptographically signed, allows remote attackers to cause a denial of service (CPU consumption) via deeply nested markup."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "20050503 ASP.NET __VIEWSTATE crypto validation prone to replay attacks", "refsource": "BUGTRAQ", "url": "http://marc.info/?l=bugtraq&m=111513127704270&w=2"}, {"name": "ms-aspnet-viewstate-dos(20408)", "refsource": "XF", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/20408"}, {"name": "http://scottonwriting.net/sowblog/posts/3747.aspx", "refsource": "MISC", "url": "http://scottonwriting.net/sowblog/posts/3747.aspx"}, {"name": "16195", "refsource": "OSVDB", "url": "http://www.osvdb.org/16195"}, {"name": "15241", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/15241"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-07T21:59:23.509Z"}, "title": "CVE Program Container", "references": [{"name": "20050503 ASP.NET __VIEWSTATE crypto validation prone to replay attacks", "tags": ["mailing-list", "x_refsource_BUGTRAQ", "x_transferred"], "url": "http://marc.info/?l=bugtraq&m=111513127704270&w=2"}, {"name": "ms-aspnet-viewstate-dos(20408)", "tags": ["vdb-entry", "x_refsource_XF", "x_transferred"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/20408"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://scottonwriting.net/sowblog/posts/3747.aspx"}, {"name": "16195", "tags": ["vdb-entry", "x_refsource_OSVDB", "x_transferred"], "url": "http://www.osvdb.org/16195"}, {"name": "15241", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/15241"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2005-1665", "datePublished": "2005-05-18T04:00:00.000Z", "dateReserved": "2005-05-18T00:00:00.000Z", "dateUpdated": "2024-08-07T21:59:23.509Z", "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:asp.net:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "23853366-133E-40D0-9CD5-9995A642728F", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:asp.net:1.1:*:*:*:*:*:*:*", "matchCriteriaId": "D1D8B732-4FC7-4454-9F94-B1C99952462A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The __VIEWSTATE functionality in Microsoft ASP.NET 1.x, when not cryptographically signed, allows remote attackers to cause a denial of service (CPU consumption) via deeply nested markup."}], "id": "CVE-2005-1665", "lastModified": "2026-06-16T22:13:27.803", "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": "2005-05-18T04:00:00.000", "references": [{"source": "cve@mitre.org", "url": "http://marc.info/?l=bugtraq&m=111513127704270&w=2"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://scottonwriting.net/sowblog/posts/3747.aspx"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/15241"}, {"source": "cve@mitre.org", "url": "http://www.osvdb.org/16195"}, {"source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/20408"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://marc.info/?l=bugtraq&m=111513127704270&w=2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://scottonwriting.net/sowblog/posts/3747.aspx"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/15241"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.osvdb.org/16195"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/20408"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}