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

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Samsung Mobile Devices O(8.x)/P(9.0). Affected by this vulnerability is an unknown functionality of the component TEEGRIS. Such manipulation leads to out-of-bounds write. This vulnerability is listed as CVE-2019-20560. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Samsung Mobile Devices O(8.x)/P(9.0) (Smartphone Operating System). It has been rated as critical. Affected by this issue is an unknown code block of the component TEEGRIS. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered on Samsung mobile devices with O(8.x) and P(9.0) (with TEEGRIS) software. The BIOSUB Trustlet has an out of bounds write. The Samsung ID is SVE-2019-15261 (October 2019).

The weakness was presented 03/24/2020 (Website). The advisory is shared for download at security.samsungmobile.com. This vulnerability is handled as CVE-2019-20560 since 03/23/2020. The attack may be launched remotely. No form of authentication is required for 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.

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

Productinfo

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Vendor

Name

Version

License

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-2019-20560 (🔍)
GCVE (CVE): GCVE-0-2019-20560
GCVE (VulDB): GCVE-100-152108
See also: 🔍

Entryinfo

Created: 03/25/2020 09:40
Updated: 10/04/2020 19:32
Changes: 03/25/2020 09:40 (38), 03/25/2020 09:45 (18), 10/04/2020 19:32 (1)
Complete: 🔍
Cache ID: 216::103

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