Vulnerability Description
XNU 1228.9.59 and earlier on Apple Mac OS X 10.5.6 and earlier does not properly restrict interaction between user space and the HFS IOCTL handler, which allows local users to overwrite kernel memory and gain privileges by attaching an HFS+ disk image and performing certain steps involving HFS_GET_BOOT_INFO fcntl calls.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Mac Os X | <= 10.5.6 |
| Apple | Mac Os X Server | <= 10.5.6 |
Related Weaknesses (CWE)
References
- http://lists.apple.com/archives/security-announce/2009/Aug/msg00001.html
- http://secunia.com/advisories/34424
- http://secunia.com/advisories/36096
- http://support.apple.com/kb/HT3757
- http://www.digit-labs.org/files/exploits/xnu-hfs-fcntl-v2.cExploit
- http://www.digit-labs.org/files/exploits/xnu-hfs-fcntl-v2.shExploit
- http://www.informationweek.com/news/hardware/mac/showArticle.jhtml?articleID=216
- http://www.securityfocus.com/bid/34203Exploit
- http://www.securitytracker.com/id?1022671
- http://www.us-cert.gov/cas/techalerts/TA09-218A.htmlUS Government Resource
- http://www.vupen.com/english/advisories/2009/0822Vendor Advisory
- http://www.vupen.com/english/advisories/2009/2172
- https://www.exploit-db.com/exploits/8266
- http://lists.apple.com/archives/security-announce/2009/Aug/msg00001.html
- http://secunia.com/advisories/34424
FAQ
What is CVE-2009-1235?
CVE-2009-1235 is a vulnerability with a CVSS score of 7.2 (HIGH). XNU 1228.9.59 and earlier on Apple Mac OS X 10.5.6 and earlier does not properly restrict interaction between user space and the HFS IOCTL handler, which allows local users to overwrite kernel memory ...
How severe is CVE-2009-1235?
CVE-2009-1235 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2009-1235?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Mac Os X, Apple Mac Os X Server.