VDB-266997 · CVE-2024-20876 · GCVE-0-2024-20876

Samsung Mobile Devices libsheifdecadapter.so memory corruption

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.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Samsung Mobile Devices and classified as critical. Impacted is an unknown function of the file libsheifdecadapter.so. Performing a manipulation results in memory corruption. This vulnerability is reported as CVE-2024-20876. The attack requires a local approach. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in Samsung Mobile Devices (the affected version unknown). This affects an unknown part of the file libsheifdecadapter.so. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Improper input validation in libsheifdecadapter.so prior to SMR Jun-2024 Release 1 allows local attackers to lead to memory corruption.

The advisory is shared at security.samsungmobile.com. This vulnerability is uniquely identified as CVE-2024-20876 since 12/05/2023. The exploitability is told to be easy. An attack has to be approached locally. Technical details are known, but no exploit is available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Smartphone Operating System

Vendor

Samsung

Name

Mobile Devices

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 6.1
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: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
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

12/05/2023 🔍
06/04/2024 +181 days 🔍
06/04/2024 +0 days 🔍
02/11/2025 +252 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2024-20876 (🔍)
GCVE (CVE): GCVE-0-2024-20876
GCVE (VulDB): GCVE-100-266997

Entryinfo

Created: 06/04/2024 10:04
Updated: 02/11/2025 06:53
Changes: 06/04/2024 10:04 (63), 06/04/2024 15:18 (1), 02/11/2025 06:53 (12)
Complete: 🔍
Cache ID: 216::103