Samsung Mobile Devices O(8.x)/P(9.0) Exynos Chipset out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Samsung Mobile Devices O(8.x)/P(9.0). The affected element is an unknown function of the component Exynos Chipset. Executing a manipulation can lead to out-of-bounds write. This vulnerability is tracked as CVE-2019-20544. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Samsung Mobile Devices O(8.x)/P(9.0) (Smartphone Operating System). This vulnerability affects an unknown part of the component Exynos Chipset. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered on Samsung mobile devices with O(8.x) and P(9.0) (Exynos chipsets) software. There is an out-of-bounds write in the ICCC Trustlet. The Samsung ID is SVE-2019-15274 (November 2019).

The weakness was disclosed 03/24/2020 (Website). The advisory is shared for download at security.samsungmobile.com. This vulnerability was named CVE-2019-20544 since 03/23/2020. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

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

The entries VDB-111342, VDB-111380, VDB-115287 and VDB-115285 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Name

Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/23/2020 🔍
03/24/2020 +1 days 🔍
03/25/2020 +1 days 🔍
10/04/2020 +193 days 🔍

Sourcesinfo

Vendor: samsung.com

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

CVE: CVE-2019-20544 (🔍)
GCVE (CVE): GCVE-0-2019-20544
GCVE (VulDB): GCVE-100-152092
See also: 🔍

Entryinfo

Created: 03/25/2020 09:04
Updated: 10/04/2020 18:59
Changes: 03/25/2020 09:04 (38), 03/25/2020 09:09 (18), 10/04/2020 18:59 (1)
Complete: 🔍
Cache ID: 216::103

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