9.3
HIGH CVSS 2.0
CVE-2016-3861
Android LibUtils Unicode Encoding Overflow Vulnerability
Description

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 allows remote attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow) via a crafted file, aka internal bug 29250543.

INFO

Published Date :

Sept. 11, 2016, 9:59 p.m.

Last Modified :

April 12, 2025, 10:46 a.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2016-3861 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Google android
: Total Affected Vendor : 1 | Products : 1
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 HIGH [email protected]
CVSS 3.0 HIGH [email protected]
Public PoC/Exploit Available at Github

CVE-2016-3861 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2016-3861.

URL Resource
http://source.android.com/security/bulletin/2016-09-01.html Vendor Advisory
http://www.securityfocus.com/bid/92811
http://www.securitytracker.com/id/1036763
https://android.googlesource.com/platform/frameworks/av/+/3944c65637dfed14a5a895685edfa4bacaf9f76e Issue Tracking Patch
https://android.googlesource.com/platform/frameworks/base/+/866dc26ad4a98cc835d075b627326e7d7e52ffa1 Issue Tracking Patch
https://android.googlesource.com/platform/frameworks/native/+/1f4b49e64adf4623eefda503bca61e253597b9bf Issue Tracking Patch
https://android.googlesource.com/platform/system/core/+/ecf5fd58a8f50362ce9e8d4245a33d56f29f142b Issue Tracking Patch
https://www.exploit-db.com/exploits/40354/
http://source.android.com/security/bulletin/2016-09-01.html Vendor Advisory
http://www.securityfocus.com/bid/92811
http://www.securitytracker.com/id/1036763
https://android.googlesource.com/platform/frameworks/av/+/3944c65637dfed14a5a895685edfa4bacaf9f76e Issue Tracking Patch
https://android.googlesource.com/platform/frameworks/base/+/866dc26ad4a98cc835d075b627326e7d7e52ffa1 Issue Tracking Patch
https://android.googlesource.com/platform/frameworks/native/+/1f4b49e64adf4623eefda503bca61e253597b9bf Issue Tracking Patch
https://android.googlesource.com/platform/system/core/+/ecf5fd58a8f50362ce9e8d4245a33d56f29f142b Issue Tracking Patch
https://www.exploit-db.com/exploits/40354/
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-3861 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2016-3861 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-100: Overflow Buffers Overflow Buffers CAPEC-123: Buffer Manipulation Buffer Manipulation

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
kswzzl/CVE-2016-3861

my extended take on Mark Brand's CVE 2016-3861 libutils bug

Python HTML

Updated: 2 years, 9 months ago
1 stars 0 fork 0 watcher
Born at : Dec. 21, 2019, 3:11 p.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-3861 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-3861 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://source.android.com/security/bulletin/2016-09-01.html
    Added Reference http://www.securityfocus.com/bid/92811
    Added Reference http://www.securitytracker.com/id/1036763
    Added Reference https://android.googlesource.com/platform/frameworks/av/+/3944c65637dfed14a5a895685edfa4bacaf9f76e
    Added Reference https://android.googlesource.com/platform/frameworks/base/+/866dc26ad4a98cc835d075b627326e7d7e52ffa1
    Added Reference https://android.googlesource.com/platform/frameworks/native/+/1f4b49e64adf4623eefda503bca61e253597b9bf
    Added Reference https://android.googlesource.com/platform/system/core/+/ecf5fd58a8f50362ce9e8d4245a33d56f29f142b
    Added Reference https://www.exploit-db.com/exploits/40354/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Sep. 03, 2017

    Action Type Old Value New Value
    Added Reference https://www.exploit-db.com/exploits/40354/ [No Types Assigned]
  • CVE Modified by [email protected]

    Aug. 13, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1036763 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 28, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/92811 [No Types Assigned]
  • Modified Analysis by [email protected]

    Sep. 12, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.0:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.0.1:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.0.2:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.0.3:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.0.4:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.1:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.1.2:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.2:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.2.1:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.2.2:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.3:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.3.1:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.4:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.4.1:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.4.2:*:*:*:*:*:*:* *cpe:2.3:o:google:android:4.4.3:*:*:*:*:*:*:* *cpe:2.3:o:google:android:5.0:*:*:*:*:*:*:* *cpe:2.3:o:google:android:5.0.1:*:*:*:*:*:*:* *cpe:2.3:o:google:android:5.1:*:*:*:*:*:*:* *cpe:2.3:o:google:android:6.0:*:*:*:*:*:*:* *cpe:2.3:o:google:android:6.0.1:*:*:*:*:*:*:* *cpe:2.3:o:google:android:5.1.0:*:*:*:*:*:*:*
    Added CVSS V2 (AV:N/AC:M/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type http://source.android.com/security/bulletin/2016-09-01.html No Types Assigned http://source.android.com/security/bulletin/2016-09-01.html Vendor Advisory
    Changed Reference Type https://android.googlesource.com/platform/frameworks/native/+/1f4b49e64adf4623eefda503bca61e253597b9bf No Types Assigned https://android.googlesource.com/platform/frameworks/native/+/1f4b49e64adf4623eefda503bca61e253597b9bf Issue Tracking, Patch
    Changed Reference Type https://android.googlesource.com/platform/system/core/+/ecf5fd58a8f50362ce9e8d4245a33d56f29f142b No Types Assigned https://android.googlesource.com/platform/system/core/+/ecf5fd58a8f50362ce9e8d4245a33d56f29f142b Issue Tracking, Patch
    Changed Reference Type https://android.googlesource.com/platform/frameworks/av/+/3944c65637dfed14a5a895685edfa4bacaf9f76e No Types Assigned https://android.googlesource.com/platform/frameworks/av/+/3944c65637dfed14a5a895685edfa4bacaf9f76e Issue Tracking, Patch
    Changed Reference Type https://android.googlesource.com/platform/frameworks/base/+/866dc26ad4a98cc835d075b627326e7d7e52ffa1 No Types Assigned https://android.googlesource.com/platform/frameworks/base/+/866dc26ad4a98cc835d075b627326e7d7e52ffa1 Issue Tracking, Patch
    Added CWE CWE-119
    Added CWE CWE-264
  • Initial Analysis by [email protected]

    Sep. 12, 2016

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 7.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 9.3
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

12.45 }} 0.96%

score

0.93575

percentile