CVE-2021-25473
MEDIUM
4.4
CVSS Score
Published: October 6, 2021 at 05:08 PM UTC
Updated: June 17, 2026 at 03:42 AM UTC
2 products affected across 2 vendorsAndroidSamsung Mobile Devices
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Severity
MEDIUM4.4
Exploit prediction
EPSS 0.1%
Description
Assuming a shell privilege is gained, an improper exception handling for multi_sim_bar_hide_by_meadia_full value in SystemUI prior to SMR Oct-2021 Release 1 allows an attacker to cause a permanent denial of service in user device before factory reset.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
R(11.0) ≤ v < SMR Oct-2021 Release 1R(11.0)
Affected range stops below SMR Oct-2021 Release 1, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
x_refsource_MISCVendor Advisory
Source: [email protected]
https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10CVSS
4.4MEDIUMSamsung Mobile
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-755
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