CVE-2021-25337

ENISA EUVD: EUVD-2021-12233 ↗
Exploited in the Wild ✓ Confirmed 0-Day ★ Google Project Zero
Triaged: March 5, 2026 Published: 2021-03-04
VulnLookup ↗ NVD ↗ EUVD ↗ MITRE ↗ Advisory ↗ P0 Sheet ↗ CISA KEV ↗

EPSS Score

Source: FIRST.org · 2026-05-23
0.8%
probability
This CVE has a 0.8% probability of being exploited in the next 30 days.
0% Top 74.3th percentile of all CVEs 100%

CVSS v3.1

Source: VulnerabilityLookup (CIRCL)
4.4
MEDIUM
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

CVSS v2 (legacy)

5.8
MEDIUM
Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
None
AV:N/AC:M/Au:N/C:P/I:P/A:N

Description

VulnerabilityLookup (CNA)
Improper access control in clipboard service in Samsung mobile devices prior to SMR Mar-2021 Release 1 allows untrusted applications to read or write certain local files.

Affected Products

Samsung Mobile
Samsung Mobile Devices
Selected P(9.0), Q(10.0), R(11.0)

Attack Intelligence

Google Project Zero

Discovered
Nov. 3, 2020
Patched
March 1, 2021
Reported by
???
Root Cause Analysis
https://googleprojectzero.github.io/0days-in-the-wild//0day-RCAs/2021/CVE-2021-25337.html

Exploits & PoC

CrisZalSa/JustALampNothingElse

CVE-2021-25337

1 2026-05-13
1 repo — triés par ⭐ Rechercher sur GitHub ↗

Signal Intelligence

Confidenceⓘ
95%
EPSS 0.8%
CVSS v3.1 4.4
Mentions 0

CNA Information

CNA Assigner
Samsung Mobile

Analyst Note

Auto-imported from Google Project Zero — confirmed zero-day by definition.

Triage Info

Decided atMar 05, 2026
Published DateMar 04, 2021