VDB-246954 · CVE-2023-42561 · GCVE-0-2023-42561

Samsung Smart Phone Bootloader out-of-bounds write

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.
6.7	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Samsung Smart Phone. This issue affects some unknown processing of the component Bootloader. The manipulation results in out-of-bounds write. This vulnerability is cataloged as CVE-2023-42561. An attack on the physical device is feasible. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Samsung Smart Phone (Smartphone Operating System) (affected version unknown). Affected is an unknown functionality of the component Bootloader. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Heap out-of-bounds write vulnerability in bootloader prior to SMR Dec-2023 Release 1 allows a physical attacker to execute arbitrary code.

The weakness was shared 12/05/2023. The advisory is available at security.samsungmobile.com. This vulnerability is traded as CVE-2023-42561 since 09/11/2023. The technical details are unknown and an exploit is not available.

Upgrading eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Smartphone Operating System

Vendor

Samsung

Name

Smart Phone

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.4
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CNA Base Score: 7.1
CNA Vector (Samsung Mobile): 🔍

CVSSv2info

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

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

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

Exploitinginfo

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

Physical: Yes
Local: Yes
Remote: No

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/11/2023 🔍
12/05/2023 +85 days 🔍
12/05/2023 +0 days 🔍
12/24/2023 +19 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2023-42561 (🔍)
GCVE (CVE): GCVE-0-2023-42561
GCVE (VulDB): GCVE-100-246954

Entryinfo

Created: 12/05/2023 09:38
Updated: 12/24/2023 10:00
Changes: 12/05/2023 09:38 (49), 12/24/2023 10:00 (11)
Complete: 🔍
Cache ID: 216::103