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Coverage › CVE-2021-25337

CVE-2021-25337 Unmapped

Samsung Mobile Devices Improper Access Control Vulnerability

Vendor / product
Samsung — Mobile Devices
Description (CISA)
Samsung mobile devices contain an improper access control vulnerability in clipboard service which allows untrusted applications to read or write arbitrary files. This vulnerability was chained with CVE-2021-25369 and CVE-2021-25370.
Added to KEV
2022-11-08
Due date
2022-11-29
Required action
Apply updates per vendor instructions.
Known ransomware use
Unknown
CWE
CWE-269
CISA notes
https://security.samsungmobile.com/securityUpdate.smsb
https://nvd.nist.gov/vuln/detail/CVE-2021-25337
Elsewhere
cve.org · NVD · CISA KEV · JSON

ATT&CK techniques

No public source states how this vulnerability is exploited in ATT&CK terms.

The only authoritative CVE → ATT&CK mapping in the open — CTID's Mappings Explorer, pinned to a KEV snapshot of 2025-07-28 and ATT&CK 16.1 — does not include CVE-2021-25337. CISA's catalogue carries no technique field. kevmap does not infer techniques from the CWE (CWE-269) — here is why — and does not guess.

This page will change state automatically if a mapping is published. What is shown above is everything CISA publishes about the entry.