CVE-2009-1786

Public Exploit

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.

Category

6.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.16%
Vendor Advisory ibm.com Vendor Advisory ibm.com Vendor Advisory ibm.com Vendor Advisory ibm.com Vendor Advisory ibm.com Vendor Advisory ibm.com Vendor Advisory ibm.com Vendor Advisory ibm.com Vendor Advisory secunia.com Vendor Advisory vupen.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://aix.software.ibm.com/aix/efixes/security/libc_advisory.asc patch vendor advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ50445 vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6276 signature vdb entry
http://www.ibm.com/support/docview.wss?uid=isg1IZ50447 vendor advisory
http://www.osvdb.org/54617 vdb entry
http://www.ibm.com/support/docview.wss?uid=isg1IZ50121 vendor advisory
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=802 third party advisory
http://www.securityfocus.com/bid/35034 vdb entry
https://www.exploit-db.com/exploits/9306 exploit
http://securitytracker.com/id?1022261 patch vdb entry
http://www.vupen.com/english/advisories/2009/1380 vdb entry vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/50636 vdb entry
http://www.ibm.com/support/docview.wss?uid=isg1IZ50517 vendor advisory
http://secunia.com/advisories/35146 third party advisory vendor advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ50500 vendor advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ50129 vendor advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ50139 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2009-1786?
CVE-2009-1786 has been scored as a medium severity vulnerability.
How to fix CVE-2009-1786?
To fix CVE-2009-1786, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2009-1786 being actively exploited in the wild?
It is possible that CVE-2009-1786 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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