PT-2016-5693 · Google · Android

Sergio Giro · Published 2016-09-11 · Updated 2017-09-03 · CVE-2016-3861

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 4.x through 4.4.3 Android versions 5.0.x through 5.0.1 Android versions 5.1.x through 5.1.0 Android versions 6.x before 2016-09-01 Android versions 7.0 before 2016-09-01

Description The issue is related to the mishandling of conversions between Unicode character encodings with different encoding widths in LibUtils. This allows remote attackers to execute arbitrary code or cause a denial of service via a crafted file, resulting in a heap-based buffer overflow.

Recommendations For Android versions 4.x through 4.4.3, update to version 4.4.4 or later. For Android versions 5.0.x through 5.0.1, update to version 5.0.2 or later. For Android versions 5.1.x through 5.1.0, update to version 5.1.1 or later. For Android versions 6.x before 2016-09-01, apply the September 2016 security patch or later. For Android versions 7.0 before 2016-09-01, apply the September 2016 security patch or later.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-264

Related Identifiers

CVE-2016-3861

Affected Products

Android

References · 15

• 🔥 https://exploit-db.com/exploits/40354 · Exploit
• https://security-tracker.debian.org/tracker/CVE-2016-3861 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2016-3861 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2016-3861 · Vendor Advisory
• https://android.googlesource.com/platform/frameworks/base/+/866dc26ad4a98cc835d075b627326e7d7e52ffa1 · Patch
• https://android.googlesource.com/platform/frameworks/native/+/1f4b49e64adf4623eefda503bca61e253597b9bf · Patch
• http://source.android.com/security/bulletin/2016-09-01.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2016-3861 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2016-3861 · Security Note
• https://osv.dev/vulnerability/CVE-2016-3861 · Vendor Advisory
• https://android.googlesource.com/platform/system/core/+/ecf5fd58a8f50362ce9e8d4245a33d56f29f142b · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2016-3861 · Vendor Advisory
• https://android.googlesource.com/platform/frameworks/av/+/3944c65637dfed14a5a895685edfa4bacaf9f76e · Patch
• http://securitytracker.com/id/1036763 · Note
• http://securityfocus.com/bid/92811 · Note