kextd in Kext Management in Apple iOS before 7 does not properly verify authorization for IPC messages, which allows local users to (1) load or (2) unload kernel extensions via a crafted message.

Mobile Safari in Apple iOS before 7 allows remote attackers to spoof the URL bar via a crafted web site.

Mobile Safari in Apple iOS before 7 does not prevent HTML interpretation of a document served with a text/plain content type, which allows remote attackers to conduct cross-site scripting (XSS) attacks by uploading a file.

The IOSerialFamily driver in Apple iOS before 7 allows attackers to execute arbitrary code or cause a denial of service (out-of-bounds array access) via a crafted application.

The Twitter subsystem in Apple iOS before 7 does not require API conformity for access to Twitter daemon interfaces, which allows attackers to post Tweets via a crafted app that sends direct requests to the daemon.

The kernel in Apple iOS before 7 uses an incorrect data size for a certain integer variable, which allows attackers to cause a denial of service (infinite loop and device hang) via a crafted application, related to an "integer truncation vulnerability."

Passcode Lock in Apple iOS before 7 does not properly manage the lock state, which allows physically proximate attackers to bypass an intended passcode requirement by leveraging a race condition involving phone calls and ejection of a SIM card.

WebKit in Apple iOS before 7 allows remote attackers to bypass the Same Origin Policy and obtain potentially sensitive information about use of the window.webkitRequestAnimationFrame API via an IFRAME element.

IOCatalogue in IOKitUser in Apple iOS before 7 allows attackers to cause a denial of service (NULL pointer dereference and device crash) via a crafted application.

Springboard in Apple iOS before 7 does not properly manage the lock state in Lost Mode, which allows physically proximate attackers to read notifications via unspecified vectors.