VDB-156557 · CVE-2020-0139 · GCVE-0-2020-0139

Google Android 10.0 NFC Tag ndef_utils.c NDEF_MsgValidate integer overflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.7	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Google Android 10.0. Impacted is the function NDEF_MsgValidate of the file ndef_utils.c of the component NFC Tag Handler. The manipulation leads to integer overflow. This vulnerability is uniquely identified as CVE-2020-0139. Local access is required to approach this attack. No exploit exists. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Google Android 10.0 (Smartphone Operating System). This issue affects the function NDEF_MsgValidate of the file ndef_utils.c of the component NFC Tag Handler. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality. The summary by CVE is:

In NDEF_MsgValidate of ndef_utils.c, there is a possible out of bounds read due to an integer overflow. This could lead to local information disclosure if a malformed NFC tag is provided by the firmware. System execution privileges are needed and user interaction is not needed for exploitation.Product: AndroidVersions: Android-10Android ID: A-145520471

The weakness was disclosed 06/11/2020. The identification of this vulnerability is CVE-2020-0139 since 10/17/2019. An attack has to be approached locally. A simple authentication is required for exploitation. Technical details are known, but no exploit is available.

Applying a patch is able to eliminate this problem.

The entries VDB-156561, VDB-156560, VDB-156559 and VDB-156558 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Smartphone Operating System

Vendor

Google

Name

Android

Version

10.0

License

free

Website

Vendor: https://www.google.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.8

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.4
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/17/2019 🔍
06/11/2020 +238 days 🔍
06/12/2020 +1 days 🔍
06/12/2020 +0 days 🔍

Sourcesinfo

Vendor: google.com

Status: Not defined

CVE: CVE-2020-0139 (🔍)
GCVE (CVE): GCVE-0-2020-0139
GCVE (VulDB): GCVE-100-156557
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 06/12/2020 07:34
Updated: 06/12/2020 07:39
Changes: 06/12/2020 07:34 (41), 06/12/2020 07:39 (18)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.