Buffer overflow in the malloc debug system in IBM AIX 5.3 allows local users to execute arbitrary code.
CVE-2005-4271
NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 0%CVSS: —Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 38.9%
- KEV
- Not listed
Published
December 15, 2005
Last Modified
April 16, 2026
References (10)
- cve@mitrehttp://secunia.com/advisories/18088
- cve@mitrehttp://www-1.ibm.com/support/search.wss?rs=0&q=IY78227&apar=only
- cve@mitrehttp://www.securityfocus.com/archive/1/419577/100/0/threaded
- cve@mitrehttp://www.securityfocus.com/bid/15881
- cve@mitrehttp://www.vupen.com/english/advisories/2005/2947
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/18088
- af854a3a-2127-422b-91ae-364da2661108http://www-1.ibm.com/support/search.wss?rs=0&q=IY78227&apar=only
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/419577/100/0/threaded
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/15881
- af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2005/2947
Frequently asked(4)
What is CVE-2005-4271?
CVE-2005-4271 is a none vulnerability published on December 15, 2005. Buffer overflow in the malloc debug system in IBM AIX 5.3 allows local users to execute arbitrary code.
When was CVE-2005-4271 disclosed?
CVE-2005-4271 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-2005-4271 actively exploited?
CVE-2005-4271 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 38.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2005-4271?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2005-4271, 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
Explore the affected products and dependency analysis for CVE-2005-4271
Is Your Infrastructure Affected by CVE-2005-4271?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.