Vulnerability Description
The malloc subsystem in libc in IBM AIX 5.3 and 6.1 allows local users to create or overwrite arbitrary files via a symlink attack on the log file associated with the MALLOCDEBUG environment variable.
CVSS Score
6.9
MEDIUM
AV:L/AC:M/Au:N/C:C/I:C/A:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ibm | Aix | 5.3 |
Related Weaknesses (CWE)
References
- http://aix.software.ibm.com/aix/efixes/security/libc_advisory.ascPatchVendor Advisory
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=802
- http://secunia.com/advisories/35146Vendor Advisory
- http://securitytracker.com/id?1022261Patch
- http://www.ibm.com/support/docview.wss?uid=isg1IZ50121
- http://www.ibm.com/support/docview.wss?uid=isg1IZ50129
- http://www.ibm.com/support/docview.wss?uid=isg1IZ50139
- http://www.ibm.com/support/docview.wss?uid=isg1IZ50445
- http://www.ibm.com/support/docview.wss?uid=isg1IZ50447
- http://www.ibm.com/support/docview.wss?uid=isg1IZ50500
- http://www.ibm.com/support/docview.wss?uid=isg1IZ50517
- http://www.osvdb.org/54617
- http://www.securityfocus.com/bid/35034
- http://www.vupen.com/english/advisories/2009/1380Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50636
FAQ
What is CVE-2009-1786?
CVE-2009-1786 is a vulnerability with a CVSS score of 6.9 (MEDIUM). The malloc subsystem in libc in IBM AIX 5.3 and 6.1 allows local users to create or overwrite arbitrary files via a symlink attack on the log file associated with the MALLOCDEBUG environment variable.
How severe is CVE-2009-1786?
CVE-2009-1786 has been rated MEDIUM with a CVSS base score of 6.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2009-1786?
Check the references section above for vendor advisories and patch information. Affected products include: Ibm Aix.