PT-2018-1602 · Google · Android

Published 2018-07-31 · Updated 2020-08-24 · CVE-2018-9491

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Android versions 7.0 through 9.0

Description The issue is related to an integer overflow in the AMediaCodecCryptoInfo new function of NdkMediaCodec.cpp, which could lead to an out-of-bounds write. This might allow remote code execution in external apps without needing additional execution privileges. User interaction is required for exploitation. The vulnerability could be exploited by a remote attacker using a specially crafted file.

Recommendations For Android versions 7.0 through 9.0, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Corruption

Integer Overflow

Weakness Enumeration

CWE-787

CWE-190

Related Identifiers

BDU:2018-01161

CVE-2018-9491

Affected Products

Android

References · 7

• https://android.googlesource.com/platform/frameworks/av/+/2b4667baa5a2badbdfec1794156ee17d4afef37c · Patch
• https://osv.dev/vulnerability/CVE-2018-9491 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-9491 · Security Note
• https://bdu.fstec.ru/vul/2018-01161 · Security Note
• http://securityfocus.com/bid/105484 · Note
• https://source.android.com/security/bulletin/2018-10-01 · Note
• https://source.android.com/security/bulletin/2018-10-01%2C · Note