The ifx_load_internal function in IBM Informix Dynamic Server (IDS) allows remote authenticated users to execute arbitrary C code via the…

Description

The ifx_load_internal function in IBM Informix Dynamic Server (IDS) allows remote authenticated users to execute arbitrary C code via the DllMain or _init function in a library, aka "C code UDR."

Scores

EPSS (exploitation in 30 days)

1.9% · top 20% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (9)

• http://www-1.ibm.com/support/docview.wss?uid=swg21242921 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 20060814 Informix - Discovery, Attack and Defense (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 20060814 Arbitrary Library Loading in Informix (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• http://www.databasesecurity.com/informix/DatabaseHackersHandbook-AttackingInformix.pdf (opens in a new tab)x_refsource_MISCx_transferred
• informix-ccodeudr-privilege-escalation(28129) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• 21301 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 19264 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• ADV-2006-3077 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 27689 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2006-3855](https://trackcve.app/badge/CVE-2006-3855.svg)](https://trackcve.app/cve/CVE-2006-3855)

Record last updated 7 Aug 2024, 18:48 UTC.