Samsung GALAXY Apps prior 6.4.0.15 URL input validation

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.
5.3$0-$5k0.00

A vulnerability was found in Samsung GALAXY Apps (Smartphone Operating System) and classified as problematic. This issue affects an unknown part of the component URL Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

This vulnerability allows local attackers to execute arbitrary code on vulnerable installations of Samsung Galaxy Apps Fixed in version 6.4.0.15. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of URLs. The issue lies in the lack of proper validation of user-supplied data, which can allow arbitrary JavaScript to execute. An attacker can leverage this vulnerability to install applications under the context of the current user. Was ZDI-CAN-5330.

The bug was discovered 06/07/2018. The weakness was released 09/24/2018 (Website). The advisory is shared at zerodayinitiative.com. The identification of this vulnerability is CVE-2018-10499 since 04/27/2018. An attack has to be approached locally. A simple authentication is necessary for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 109 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 6.4.0.15 eliminates this vulnerability.

Entries connected to this vulnerability are available at 124424 and 124422.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.1
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.0
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: GALAXY Apps 6.4.0.15

Timelineinfo

04/27/2018 🔍
06/07/2018 +41 days 🔍
09/24/2018 +108 days 🔍
09/24/2018 +0 days 🔍
09/25/2018 +1 days 🔍
03/26/2020 +548 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: zerodayinitiative.com
Status: Not defined

CVE: CVE-2018-10499 (🔍)
See also: 🔍

Entryinfo

Created: 09/25/2018 12:32
Updated: 03/26/2020 20:11
Changes: 09/25/2018 12:32 (59), 03/26/2020 20:11 (1)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!