Published: 30/01/2015 Updated: 08/09/2017

CVSS v2 Base Score: 9.3 | Impact Score: 10 | Exploitability Score: 8.6

VMScore: 935

Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

The xpc_data_get_bytes function in libxpc in Apple OS X prior to 10.10.2 does not verify that a dictionary's Attributes key has the xpc_data data type, which allows malicious users to execute arbitrary code by providing a crafted dictionary to sysmond, related to an "XPC type confusion" issue.

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apple mac os x 10.10.0
apple mac os x 10.10.1

/* Source: codegooglecom/p/google-security-research/issues/detail?id=121 */ /* tested on OS X 1095 - uses some hard-coded offsets which will have to be fixed-up for other versions! this poc uses liblorgnette to resolve some private symbols; grab the code from github: git clone githubcom/rodionovd/liblorgnettegit b ...

CWE-19 http://www.securityfocus.com/bid/71992 http://www.exploit-db.com/exploits/35742/https://code.google.com/p/google-security-research/issues/detail?id=121 http://lists.apple.com/archives/security-announce/2015/Jan/msg00003.html http://support.apple.com/HT204244 http://www.securitytracker.com/id/1031650 http://packetstormsecurity.com/files/135701/OS-X-Sysmond-XPC-Type-Confusion-Privilege-Escalation.html https://exchange.xforce.ibmcloud.com/vulnerabilities/100530 https://nvd.nist.gov https://www.exploit-db.com/exploits/35742/

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