| Severity | Critical |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE ID | CVE-2016-4657 CVE-2016-4656 CVE-2016-4655 |
| CVSSv3 |
8.9 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C] 8.2 [CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C] 8 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C] |
| CWE ID |
CWE-119 CWE-200 |
| Exploitation vector | Network |
| Public exploit |
Vulnerability #1 is being exploited in the wild. Vulnerability #2 is being exploited in the wild. Vulnerability #3 is being exploited in the wild. |
| Vulnerable software |
Apple iOS Apple Safari MAC OS X |
| Vulnerable software versions |
Apple iOS 9.3.4 Apple iOS 9.3.3 Apple iOS 9.3.2 Show more Apple Safari 9.1.2 Apple Safari 9.1 Apple Safari 9.1.1 MAC OS X 10.10.4 MAC OS X 10.10.3 MAC OS X 10.10.2 Show more |
| Vendor URL | Apple Inc. |
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to boundary error in WebKit. A remote attacker can create a specially crafted Web site, trick the victim into visiting it, trigger memory corruption and execute arbitrary code with privileges of the current user.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Note: the vulnerability was being actively exploited.
Update to version 9.3.5.
External linksThe vulnerability allows a local attacker to gain elevated privileges on the target system.
The vulnerability exists due to a boundary error when processing a malicious application. A local attacker can run a specially crafted application, trigger memory corruption and execute arbitrary code with SYSTEM privileges.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Note: the vulnerability was being actively exploited.
Update Apple iOS to version 9.3.5.
Update MAC OS X to version 10.11.6.
https://support.apple.com/en-us/HT207107
https://support.apple.com/en-us/HT207130
The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.
The weakness exists due to improper input validation. A remote attacker can run a specially crafted application, bypass security restrictions and obtain portions of kernel memory.
Successful exploitation of the vulnerability results in information disclosure on the vulnerable system.Update Apple iOS to version 9.3.5.
Update MAC OS X to version 10.11.6.
https://support.apple.com/en-us/HT207107
https://support.apple.com/en-us/HT207130