CVE-2018-9491 — HIGH (7.8) — White Hats Nepal

Vulnerability Description

In AMediaCodecCryptoInfo_new of NdkMediaCodec.cpp, there is a possible out-of-bounds write due to an integer overflow. This could lead to remote code execution in external apps with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9.0 Android ID: A-111603051

CVSS Score

7.8

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Google	Android	7.0

Related Weaknesses (CWE)

CWE-190 CWE-787

References

http://www.securityfocus.com/bid/105484Third Party AdvisoryVDB Entry
https://android.googlesource.com/platform/frameworks/av/+/2b4667baa5a2badbdfec17PatchThird Party Advisory
https://source.android.com/security/bulletin/2018-10-01%2C
http://www.securityfocus.com/bid/105484Third Party AdvisoryVDB Entry
https://android.googlesource.com/platform/frameworks/av/+/2b4667baa5a2badbdfec17PatchThird Party Advisory
https://source.android.com/security/bulletin/2018-10-01%2C

FAQ

What is CVE-2018-9491?

CVE-2018-9491 is a vulnerability with a CVSS score of 7.8 (HIGH). In AMediaCodecCryptoInfo_new of NdkMediaCodec.cpp, there is a possible out-of-bounds write due to an integer overflow. This could lead to remote code execution in external apps with no additional exec...

How severe is CVE-2018-9491?

CVE-2018-9491 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-2018-9491?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android.