Samsung Smart Phone ePDG improper authorization

CVSS Meta Temp Score
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in Samsung Smart Phone and classified as critical. Affected by this vulnerability is an unknown functionality of the component ePDG. The manipulation leads to improper authorization. This vulnerability is uniquely identified as CVE-2023-21429. Local access is required to approach this attack. No exploit exists. The affected component should be upgraded. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Detailsinfo

A vulnerability was found in Samsung Smart Phone (Smartphone Operating System) (the affected version unknown). It has been rated as problematic. This issue affects an unknown part of the component ePDG. The manipulation with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality. The summary by CVE is:

Improper usage of implict intent in ePDG prior to SMR JAN-2023 Release 1 allows attacker to access SSID.

The weakness was disclosed 02/09/2023. The advisory is shared at security.samsungmobile.com. The identification of this vulnerability is CVE-2023-21429 since 11/14/2022. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1548.002 for this issue.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-25597). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.3
NVD Vector: 🔍

CNA Base Score: 4.0
CNA Vector (Samsung Mobile): 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: 🔍

Timelineinfo

11/14/2022 🔍
02/09/2023 +87 days 🔍
02/09/2023 +0 days 🔍
09/15/2025 +949 days 🔍

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2023-21429 (🔍)
GCVE (CVE): GCVE-0-2023-21429
GCVE (VulDB): GCVE-100-220517
EUVD: 🔍

Entryinfo

Created: 02/09/2023 10:02 PM
Updated: 09/15/2025 08:23 PM
Changes: 02/09/2023 10:02 PM (49), 03/09/2023 11:15 AM (11), 09/15/2025 08:23 PM (16)
Complete: 🔍
Cache ID: 244:DFD:40

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