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CVE-2009-2669
A certain debugging component in IBM AIX 5.3 and 6.1 does not properly handle the (1) _LIB_INIT_DBG and (2) _LIB_INIT_DBG_FILE environment…
High7.2EPSS 0.72%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
A certain debugging component in IBM AIX 5.3 and 6.1 does not properly handle the (1) _LIB_INIT_DBG and (2) _LIB_INIT_DBG_FILE environment variables, which allows local users to gain privileges by leveraging a setuid-root program to create an arbitrary root-owned file with world-writable permissions, related to libC.a (aka the XL C++ runtime library) in AIX 5.3 and libc.a in AIX 6.1.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 0.72% · top 46% of all CVEs (5 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.2.
Weakness
Affected products
n/a
- affected n/a
References (12)
- IZ54593 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- IZ56204 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- 36156 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://aix.software.ibm.com/aix/efixes/security/libC_advisory.asc (opens in a new tab)x_refsource_CONFIRMx_transferred
- IZ56203 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- IZ54090 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- IZ54091 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- 35934 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- IZ56205 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- ADV-2009-2151 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 20090804 IBM AIX libC _LIB_INIT_DBG Arbitrary File Creation Vulnerability (opens in a new tab)third-party-advisoryx_refsource_IDEFENSEx_transferred
- IZ56206 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_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
[](https://trackcve.app/cve/CVE-2009-2669)Record last updated .