This security bulletin contains one critical risk vulnerability.
Exploit availability: YesDescription
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to integer overflow when processing PDF files within the CoreGraphics component. A remote attacker can trick the victim to open a specially crafted PDF file, trigger integer overflow and execute arbitrary code on the target system.
Note, the vulnerability is being active exploited in-the-wild via the FORCEDENTRY tool against Bahraini activists.Mitigation
Install update from vendor's website.Vulnerable software versions
watchOS: 7.0 18R382, 7.0.1 18R395, 7.0.2 18R402, 7.0.3 18R410, 7.1 18R590, 7.2 18S564, 7.3 18S801, 7.3.1 18S811, 7.3.2 18S821, 7.3.3 18S830, 7.4 18T195, 7.4.1 18T201, 7.5 18T567, 7.6 18U63, 7.6.1 18U70CPE2.3
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.