CVE-2023-21422

moderate-risk
Published 2023-02-09

Improper authorization vulnerability in semAddPublicDnsAddr in WifiSevice prior to SMR Jan-2023 Release 1 allows attackers to set custom DNS server without permission via binding WifiService.

Do I need to act?

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0.06% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.7/10 Medium
LOCAL / LOW complexity

Affected Products (20)

Affected Vendors

Samsung

References (2)

Vendor Advisory https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=01
Vendor Advisory https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=01
46
/ 100
moderate-risk
Severity 19/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 27/34 · High