CVE-2024-20866

CVE-2024-20866 is a medium-severity vulnerability in Samsung Android with a CVSS 3.x base score of 5.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

• Severity: Medium (CVSS 3.x base score 5.7)
• EPSS exploit prediction: 0% (19th percentile)
• Actively exploited: Not listed in CISA KEV
• EU (EUVD) id: EUVD-2024-18581
• Affected product: Samsung Android
• Published: 2024-05-07
• Last modified: 2026-06-17

Description

Authentication bypass vulnerability in Setupwizard prior to SMR May-2024 Release 1 allows physical attackers to skip activation step.

Frequently asked questions

What is CVE-2024-20866?

Authentication bypass vulnerability in Setupwizard prior to SMR May-2024 Release 1 allows physical attackers to skip activation step.

How severe is CVE-2024-20866?

CVE-2024-20866 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over physical access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2024-20866 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-20866?

CVE-2024-20866 primarily affects Samsung Android. In total, 62 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-20866?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-20866 have an EU (EUVD) identifier?

Yes. CVE-2024-20866 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-18581.

When was CVE-2024-20866 published?

CVE-2024-20866 was published on 2024-05-07 and last updated on 2026-06-17.

References

• https://security.samsungmobile.com/securityUpdate.smsb?year=2024&month=05

Affected products (62)

• cpe:2.3:o:samsung:android:12.0:-:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-apr-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-apr-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-apr-2024-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-aug-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-aug-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-dec-2021-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-dec-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-dec-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-feb-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-feb-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-feb-2024-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-jan-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-jan-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-jan-2024-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-jul-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-jul-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-jun-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-jun-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-mar-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-mar-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-mar-2024-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-may-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-may-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-nov-2021-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-nov-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-nov-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-oct-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-oct-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-sep-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:12.0:smr-sep-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:13.0:-:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:13.0:smr-apr-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:13.0:smr-apr-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:13.0:smr-apr-2024-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:13.0:smr-aug-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:13.0:smr-aug-2023-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:13.0:smr-dec-2021-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:13.0:smr-dec-2022-r1:*:*:*:*:*:*
• cpe:2.3:o:samsung:android:13.0:smr-dec-2023-r1:*:*:*:*:*:*

More vulnerabilities in Samsung Android

• CVE-2023-21456 — Critical (CVSS 9.0): Path traversal vulnerability in Galaxy Themes Service prior to SMR Mar-2023 Release 1 allows attacker to access…
• CVE-2025-21043 — High (CVSS 8.8): Out-of-bounds write in libimagecodec.quram.so prior to SMR Sep-2025 Release 1 allows remote attackers to execute…
• CVE-2025-21042 — High (CVSS 8.8): Out-of-bounds write in libimagecodec.quram.so prior to SMR Apr-2025 Release 1 allows remote attackers to execute…
• CVE-2025-20936 — High (CVSS 8.8): Improper access control in HDCP trustlet prior to SMR Apr-2025 Release 1 allows local attackers with shell privilege to…
• CVE-2023-21480 — High (CVSS 8.5): Improper input validation vulnerability in CertByte prior to SMR Apr-2023 Release 1 allows local attackers to launch…
• CVE-2023-30692 — High (CVSS 8.5): Improper input validation vulnerability in Evaluator prior to SMR Oct-2023 Release 1 allows local attackers to launch…

All CVEs affecting Samsung Android →