Samsung NPU Firmware prior SMR MAY-2021 Release 1 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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5.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Samsung NPU Firmware. This impacts an unknown function. Such manipulation leads to out-of-bounds write. This vulnerability is referenced as CVE-2021-25396. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Samsung NPU Firmware (Firmware Software) and classified as critical. Affected by this issue is an unknown part. 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.

The weakness was published 06/12/2021. The advisory is shared for download at security.samsungmobile.com. This vulnerability is handled as CVE-2021-25396. There are neither technical details nor an exploit publicly available.

Upgrading to version SMR MAY-2021 Release 1 eliminates this vulnerability. The upgrade is hosted for download at security.samsungmobile.com.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

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

Physical: No
Local: No
Remote: Partially

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: NPU Firmware SMR MAY-2021 Release 1

Timelineinfo

01/19/2021 🔍
06/12/2021 +143 days 🔍
06/12/2021 +0 days 🔍
06/14/2021 +2 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2021-25396 (🔍)
GCVE (CVE): GCVE-0-2021-25396
GCVE (VulDB): GCVE-100-176900

Entryinfo

Created: 06/12/2021 07:02
Updated: 06/14/2021 08:11
Changes: 06/12/2021 07:02 (38), 06/14/2021 08:09 (5), 06/14/2021 08:11 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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