Samsung Note prior 4.3.02.61 heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Samsung Note. It has been classified as critical. This issue affects some unknown processing. This manipulation causes heap-based overflow. The identification of this vulnerability is CVE-2021-25495. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Samsung Note (Smartphone Operating System). Affected by this vulnerability is an unknown code block. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 10/07/2021. It is possible to read the advisory at security.samsungmobile.com. This vulnerability is known as CVE-2021-25495 since 01/19/2021. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 4.3.02.61 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.3
CNA Vector (Samsung Mobile): 🔍

CVSSv2info

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

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Note 4.3.02.61

Timelineinfo

01/19/2021 🔍
10/07/2021 +260 days 🔍
10/07/2021 +0 days 🔍
10/10/2021 +3 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2021-25495 (🔍)
GCVE (CVE): GCVE-0-2021-25495
GCVE (VulDB): GCVE-100-183979

Entryinfo

Created: 10/07/2021 08:51
Updated: 10/10/2021 08:54
Changes: 10/07/2021 08:51 (48), 10/10/2021 08:54 (1)
Complete: 🔍
Cache ID: 216::103

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