CVE-2005-0420

NONECVSS 0.0Weaponized

0.0

Microsoft Outlook Web Access (OWA), when used with Exchange, allows remote attackers to redirect users to arbitrary URLs for login via a link to the owalogon.asp application.

CVSS v3: —
EG Score: —
EPSS: 98.9%
KEV: Not listed

Published

April 27, 2005

Last Modified

April 16, 2026

References (10)

cve@mitrehttp://seclists.org/lists/fulldisclosure/2005/Feb/0106.html
cve@mitrehttp://secunia.com/advisories/14144
cve@mitrehttp://www.securityfocus.com/bid/12459
cve@mitrehttp://www.vupen.com/english/advisories/2005/0105
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/19225
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/lists/fulldisclosure/2005/Feb/0106.html
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/14144
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/12459
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2005/0105
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/19225

Data Freshness Timeline

(refreshed 7× in last 7d / 11× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-29 13:40 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-24 16:42 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-21 22:38 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-18 21:29 UTCepss_batch

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-25084✓ verified
First seen Feb 7, 2005
Microsoft Outlook 2003 - Web Access Login Form Remote URI redirection
Open source ↗

Frequently asked(4)

What is CVE-2005-0420?

CVE-2005-0420 is a none vulnerability published on April 27, 2005. Microsoft Outlook Web Access (OWA), when used with Exchange, allows remote attackers to redirect users to arbitrary URLs for login via a link to the owalogon.asp application.

When was CVE-2005-0420 disclosed?

CVE-2005-0420 was first published in the National Vulnerability Database on April 27, 2005, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2005-0420 actively exploited?

CVE-2005-0420 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 98.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2005-0420?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2005-0420, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2005-0420

📅 Published

🔄 Last Modified

🔗 References (10)