CVE-2005-4270

NONECVSS 0.0Weaponized

0.0

Buffer overflow in Watchfire AppScan QA 5.0.609 and 5.0.134 allows remote web servers to execute arbitrary code via an HTTP 401 response with a WWW-Authenticate header containing a long Realm field.

CVSS v3: —
EG Score: —
EPSS: 87.5%
KEV: Not listed

Published

December 15, 2005

Last Modified

April 16, 2026

References (14)

cve@mitrehttp://secunia.com/advisories/18013
cve@mitrehttp://securityreason.com/securityalert/260
cve@mitrehttp://securitytracker.com/id?1015362
cve@mitrehttp://www.cybsec.com/vuln/CYBSEC_Security_Advisory_AppScanQA_RemoteCodeExec.pdf
cve@mitrehttp://www.securityfocus.com/archive/1/419586/100/0/threaded
cve@mitrehttp://www.securityfocus.com/bid/15873
cve@mitrehttp://www.vupen.com/english/advisories/2005/2933
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/18013
af854a3a-2127-422b-91ae-364da2661108http://securityreason.com/securityalert/260
af854a3a-2127-422b-91ae-364da2661108http://securitytracker.com/id?1015362
af854a3a-2127-422b-91ae-364da2661108http://www.cybsec.com/vuln/CYBSEC_Security_Advisory_AppScanQA_RemoteCodeExec.pdf
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/419586/100/0/threaded
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/15873
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2005/2933

Data Freshness Timeline

(refreshed 11× in last 7d / 18× 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
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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-1374✓ verified
First seen Dec 15, 2005
Watchfire AppScan QA 5.0.x - Remote Code Execution
Open source ↗

Frequently asked(4)

What is CVE-2005-4270?

CVE-2005-4270 is a none vulnerability published on December 15, 2005. Buffer overflow in Watchfire AppScan QA 5.0.609 and 5.0.134 allows remote web servers to execute arbitrary code via an HTTP 401 response with a WWW-Authenticate header containing a long Realm field.

When was CVE-2005-4270 disclosed?

CVE-2005-4270 was first published in the National Vulnerability Database on December 15, 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-2005-4270 actively exploited?

CVE-2005-4270 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 87.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2005-4270?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2005-4270, 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.

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CVE-2005-4270

📅 Published

🔄 Last Modified

🔗 References (14)