CVE-2024-20820

highpriority · track · 28EPSS 0.002 · 10 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.20% (10th) EPSS

CVSS 7.1 · high

Is it mine?

8 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-28

Improper input validation in bootloader prior to SMR Feb-2024 Release 1 allows local privileged attackers to cause an Out-Of-Bounds read.

cvss

Technical severity, 0–10. One row per scoring source.

7.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.4–7.1

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.2

v3.17.1highAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.14.4mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.14.4mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:Nsecondary · mobile.security@samsung.comexploitability 0.8 · impact 3.6

v3.16.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-125USprimaryCWE-125US

affected products (8)

Products and version ranges known to be affected.

Samsung Androidall versionscert_bundDEcpe:/o:samsung:android:-
Samsung Mobile Samsung Mobile Devices< SMR Feb-2024 Release in Selected Android 11, 12, 13 MediaTek devicesenisa_euvdEU
Google Inc Android≤ 13.0fstec_bduRU
Google Inc Android≤ 12.0fstec_bduRU
Google Inc Android≤ 11.0fstec_bduRU
samsung android= 11.0nvdUScpe:2.3:o:samsung:android:*:*:*:*:*:*:*:*
samsung android= 12.0nvdUScpe:2.3:o:samsung:android:*:*:*:*:*:*:*:*
samsung android= 13.0nvdUScpe:2.3:o:samsung:android:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2024-0299Samsung Android: Mehrere SchwachstellenDeutsch2024-02-05csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Samsung Android ausnutzen, um beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, einen Denial-of-Service-Zustand zu verursachen oder vertrauliche Informationen offenzulegen.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund nvd NVD CVE.org MITRE

published 2024-02-06modified 2026-06-17

related (11,882)

Related entries.

ID	severity	EPSS	exploitable	published
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Insufficient input validation leading to memory overread when the NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server
CVE-2025-5419US	—OT critical	7.82% (95th)	KEV	2025-06-03
Out of bounds read and write in V8 in Google Chrome prior to 137.0.7151.68 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium secur…
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Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.

+11877 more

references (4)

External citations — patches, advisories, analysis.

scry

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