Known exploited vulnerability
CVE-2021-25369
The short answer
CVE-2021-25369 affects Samsung Mobile Samsung Mobile Devices and is rated medium (CVSS 5.5). CISA added it to the Known Exploited Vulnerabilities catalog on 2022-11-08: attackers are using it, so patch it first.
What it is
An improper access control vulnerability in sec_log file prior to SMR MAR-2021 Release 1 exposes sensitive kernel information to userspace.
Weakness: CWE-200.
Severity
5.5 medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Exploited (CISA KEV)
Yes, since Nov 8, 2022
Federal due date Nov 29, 2022
EPSS, next 30 days
1.1%
Higher than 65% of scored CVEs
How it can be exploited
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- None
- Availability impact
- None
What CISA says to do
Apply updates per vendor instructions.
Affected products
Samsung Mobile Devices. NVD's record lists the exact affected versions.
References
- security.samsungmobile.com Vendor Advisory
- security.samsungmobile.com/securityUpdate.smsb Vendor Advisory
- security.samsungmobile.com Vendor Advisory
- security.samsungmobile.com/securityUpdate.smsb Vendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25369 US Government Resource
Questions
Is CVE-2021-25369 being exploited?
Yes. CISA added CVE-2021-25369 to its Known Exploited Vulnerabilities catalog on 2022-11-08, with a federal remediation due date of 2022-11-29.
How do I fix CVE-2021-25369?
CISA's required action: Apply updates per vendor instructions.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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