Exploit

zero-day exploit chain

exploit:zero_day_exploit_chain Also: chain of zero-days, exploit chain

Multi-stage chain of previously unknown exploits used to compromise fully patched iPhones with Pegasus.

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Mentioned in

Relationships

Direction Predicate Other entity Origin EP
outgoing AFFECTS WebKit Explicit 100
outgoing AFFECTS iPhone Explicit 100
incoming USES Pegasus Explicit 100

Claims

Pegasus USES zero-day exploit chain

Pegasus used a chain of previously unknown exploits against mobile devices.

Explicit Confidence 98% · John Scott-Railton EP 100 Details

“it’s using this chain of zero-days”

John Scott-Railton · offsets 9976–10010

zero-day exploit chain AFFECTS WebKit

The first stage of the exploit chain targeted a bug in WebKit.

Explicit Confidence 98% · Jack Rhysider EP 100 Details

“That JavaScript program tries to exploit a bug in WebKit”

Jack Rhysider · offsets 10607–10663

zero-day exploit chain AFFECTS iPhone

The exploit chain was used against fully patched iPhones and included kernel exploits that enabled jailbreaking.

Explicit Confidence 97% · Jack Rhysider EP 100 Details

“this worked with iPhones which were fully patched”