Vulnerability Description
An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves pktmnglr_ipfilter_input in com.apple.packet-mangler in the "Kernel" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (integer overflow and stack-based buffer overflow) via a crafted app.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Apple Tv | < 11.4 |
| Apple | Iphone Os | < 11.4 |
| Apple | Mac Os X | < 10.13.5 |
| Apple | Watchos | < 4.3.1 |
Related Weaknesses (CWE)
References
- http://packetstormsecurity.com/files/172828/Apple-packet-mangler-Remote-Code-Exe
- http://www.securitytracker.com/id/1041027Third Party AdvisoryVDB Entry
- https://lgtm.com/blog/apple_xnu_packet_mangler_CVE-2017-13904ExploitMitigationThird Party Advisory
- https://support.apple.com/HT208848Vendor Advisory
- https://support.apple.com/HT208849Vendor Advisory
- https://support.apple.com/HT208850Vendor Advisory
- https://support.apple.com/HT208851Vendor Advisory
- http://packetstormsecurity.com/files/172828/Apple-packet-mangler-Remote-Code-Exe
- http://www.securitytracker.com/id/1041027Third Party AdvisoryVDB Entry
- https://lgtm.com/blog/apple_xnu_packet_mangler_CVE-2017-13904ExploitMitigationThird Party Advisory
- https://support.apple.com/HT208848Vendor Advisory
- https://support.apple.com/HT208849Vendor Advisory
- https://support.apple.com/HT208850Vendor Advisory
- https://support.apple.com/HT208851Vendor Advisory
FAQ
What is CVE-2018-4249?
CVE-2018-4249 is a vulnerability with a CVSS score of 7.8 (HIGH). An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves pkt...
How severe is CVE-2018-4249?
CVE-2018-4249 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-4249?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Apple Tv, Apple Iphone Os, Apple Mac Os X, Apple Watchos.