It is possible to usurp valid session IDs in order to gain unauthorised access to facebook profiles. At greatest risk are those handset that have been jailbroken.
Description
Using known vulnerabilities and exploits to gain remote or direct access to the handset's file system, it is possible to steal the files:
iPhone firmware version 3.1.2
Facebook App version 3.1.2
Impact
It is possible to usurp valid session IDs in order to gain unauthorised access to facebook profiles. At greatest risk are those handset that have been jailbroken.
Description
Using known vulnerabilities and exploits to gain remote or direct access to the handset's file system, it is possible to steal the files:
/private/var/mobile/Applications/<install directory>/Library/Preferences/com.facebook.Facebook.plist
/private/var/mobile/Applications/<install directory>/Library/Cookies/Cookies.plist
Once these files are copied and installed on to a separate handset, the attacker is able to use the victim's Facebook account unhindered.
Exploit
Known vulnerabilities exist in order to gain access to the iPhone's file system, after which no exploit code is required.
Workaround/Fix
No known fix is known. To lessen the risk of this occurring, users should avoid Jailbreaking their handsets.
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