VDB-93199 · CVE-2016-7991 · BID 94088

Samsung Galaxy S4/S5/S6/S7 OMACP Message Config 7pk error

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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Samsung Galaxy S4/S5/S6/S7. The impacted element is an unknown function of the component OMACP Message Handler. This manipulation causes 7pk error (Config). The identification of this vulnerability is CVE-2016-7991. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in Samsung Galaxy S4/S5/S6/S7 (Smartphone Operating System) and classified as critical. Affected by this vulnerability is an unknown functionality of the component OMACP Message Handler. The manipulation with an unknown input leads to a 7pk error vulnerability (Config). The CWE definition for the vulnerability is CWE-388. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

On Samsung Galaxy S4 through S7 devices, the "omacp" app ignores security information embedded in the OMACP messages resulting in remote unsolicited WAP Push SMS messages being accepted, parsed, and handled by the device, leading to unauthorized configuration changes, a subset of SVE-2016-6542.

The weakness was shared 10/31/2016 (Website). It is possible to read the advisory at security.samsungmobile.com. This vulnerability is known as CVE-2016-7991 since 09/09/2016. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 94088†). The entries VDB-93196, VDB-93197, VDB-93198 and VDB-95506 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Smartphone Operating System

Vendor

Samsung

Name

Galaxy

Version

License

commercial

Website

Vendor: https://www.samsung.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.5
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Name: Config
Class: 7pk error / Config
CWE: CWE-388
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/09/2016 🔍
10/31/2016 +52 days 🔍
10/31/2016 +0 days 🔍
10/31/2016 +0 days 🔍
11/01/2016 +1 days 🔍
05/21/2019 +931 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-7991 (🔍)
GCVE (CVE): GCVE-0-2016-7991
GCVE (VulDB): GCVE-100-93199
SecurityFocus: 94088 - Multiple Samsung Galaxy Product CVE-2016-7991 Security Bypass Vulnerability

See also: 🔍

Entryinfo

Created: 10/31/2016 16:16
Updated: 05/21/2019 09:27
Changes: 10/31/2016 16:16 (51), 05/21/2019 09:27 (12)
Complete: 🔍
Cache ID: 216::103