CVE-2025-20984: Samsung Mobile Devices · Incorrect Default Permissions
Affects Samsung Mobile DevicesSource CVE Database V5
Not known to be exploited · CVSS 6.8 Medium.
Data as of 26 Oct 2026, 08:30 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 3% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 4 Jun 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
AI-suggested
1. Physical Security: Strengthen physical security controls to prevent unauthorized local access to Samsung Galaxy Watch devices, including secure storage and access policies. 2. Device Management: Implement Mobile Device Management (MDM) solutions that can enforce security policies, monitor device status, and remotely wipe or lock devices if lost or stolen. 3. Access Controls: Review and restrict permissions on Samsung Cloud accounts linked to Galaxy Watches, limiting data exposure and modification capabilities. 4. Patch Management: Monitor Samsung’s security advisories closely and apply the SMR June 2025 Release 1 or subsequent patches as soon as they become available to remediate the incorrect default permissions. 5. User Awareness: Educate users about the risks of leaving devices unattended and the importance of securing wearable devices that sync with cloud services. 6. Data Encryption: Where possible, ensure that data stored in Samsung Cloud is encrypted and that encryption keys are managed securely to mitigate unauthorized data access. 7. Audit and Monitoring: Enable logging and monitoring of access to Samsung Cloud data and Galaxy Watch devices to detect suspicious activities indicative of exploitation attempts.
Description
Incorrect default permission in Samsung Cloud for Galaxy Watch prior to SMR Jun-2025 Release 1 allows local attackers to access data in Samsung Cloud for Galaxy Watch.