#VU40128 Heap-based buffer overflow in Google Android - CVE-2016-3861
Published: September 12, 2016 / Updated: August 9, 2020
Vulnerability identifier: #VU40128
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2016-3861
CWE-ID: CWE-122
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vulnerable software:
Google Android
Google Android
Software vendor:
Google
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in LibUtils in Android 4.x before 4.4.4, 5.0.x before 5.0.2, 5.1.x before 5.1.1, 6.x before 2016-09-01, and 7.0 before 2016-09-01 mishandles conversions between Unicode character encodings with different encoding widths, which. A remote attacker can use a crafted file to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
External links
- http://source.android.com/security/bulletin/2016-09-01.html
- http://www.securityfocus.com/bid/92811
- http://www.securitytracker.com/id/1036763
- https://android.googlesource.com/platform/frameworks/av/+/3944c65637dfed14a5a895685edfa4bacaf9f76e
- https://android.googlesource.com/platform/frameworks/base/+/866dc26ad4a98cc835d075b627326e7d7e52ffa1
- https://android.googlesource.com/platform/frameworks/native/+/1f4b49e64adf4623eefda503bca61e253597b9bf
- https://android.googlesource.com/platform/system/core/+/ecf5fd58a8f50362ce9e8d4245a33d56f29f142b
- https://www.exploit-db.com/exploits/40354/