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    CVE-2009-1235

    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.

    Published:Apr 2, 2009
    Last Modified:Apr 23, 2026
    EPS:Apr 2, 2009
    EPSS Score:0.00204
    CVSS Score:7.2

    Affected Products

    Vendor
    Apple
    Product
    Mac Os X
    Vendor
    Apple
    Product
    Mac Os X Server

    Exploits

    http://www.digit-labs.org/files/exploits/xnu-hfs-fcntl-v2.chttp://www.digit-labs.org/files/exploits/xnu-hfs-fcntl-v2.shhttp://www.securityfocus.com/bid/34203http://www.digit-labs.org/files/exploits/xnu-hfs-fcntl-v2.chttp://www.digit-labs.org/files/exploits/xnu-hfs-fcntl-v2.shhttp://www.securityfocus.com/bid/34203https://www.exploit-db.com/exploits/8266

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    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.c
    http://www.digit-labs.org/files/exploits/xnu-hfs-fcntl-v2.sh
    http://www.informationweek.com/news/hardware/mac/showArticle.jhtml?articleID=216401181
    http://www.securityfocus.com/bid/34203
    http://www.securitytracker.com/id?1022671
    http://www.us-cert.gov/cas/techalerts/TA09-218A.html
    http://www.vupen.com/english/advisories/2009/0822
    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
    http://secunia.com/advisories/36096
    http://support.apple.com/kb/HT3757
    http://www.digit-labs.org/files/exploits/xnu-hfs-fcntl-v2.c
    http://www.digit-labs.org/files/exploits/xnu-hfs-fcntl-v2.sh
    http://www.informationweek.com/news/hardware/mac/showArticle.jhtml?articleID=216401181
    http://www.securityfocus.com/bid/34203
    http://www.securitytracker.com/id?1022671
    http://www.us-cert.gov/cas/techalerts/TA09-218A.html
    http://www.vupen.com/english/advisories/2009/0822
    http://www.vupen.com/english/advisories/2009/2172
    https://www.exploit-db.com/exploits/8266

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High