7.5
CVSSv2

CVE-2018-4367

Published: 03/04/2019 Updated: 04/04/2019
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 755
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

A memory corruption issue was addressed with improved input validation. This issue affected versions prior to iOS 12.1.

Vulnerability Trend

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apple iphone os

Exploits

There are a variety of problems that occur when processing malformed H264 streams in readSPSandGetDecoderParams, leading to OOB read, OOB write and stack_chk crashes I think the root cause is stack corruption This issue can occur if someone accepts a malicious FaceTime call To reproduce the issue: On the target device: 1) build no-encryptc ( ...