Vulnerability in Samsung Mobile Devices
CVE-2021-25395
A race condition in MFC charger driver prior to SMR MAY-2021 Release 1 allows local attackers to bypass signature check given a radio privilege is compromised.
Vulnerability class: Race Condition
EPSS: 0.002 (37.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Samsung Mobile Devices — versions O(8.x), P(9.0), Q(10.0), R(11.0)
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions or discontinue use of the product if updates are unavailable
Public proof-of-concept exploits
References
- security.samsungmobile.com/securityUpdate.smsb (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-25395?
- CVE-2021-25395 is a medium-severity vulnerability in Samsung Mobile Devices, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 6.4/10. Published 2021-06-11.
- How severe is CVE-2021-25395?
- Medium severity. CVSS v3 base score is 6.4 out of 10.
- Is CVE-2021-25395 known to be exploited?
- Yes. CVE-2021-25395 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-06-29), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.