CVE-2021-25461

mediumpriority · track · 41EPSS 0.002 · 6 %ileexploit · PoCEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

0.17% (6th) EPSS

CVSS 4.6 · medium

Is it mine?

2 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-26

An improper length check in APAService prior to SMR Sep-2021 Release 1 results in stack based Buffer Overflow.

cvss

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

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4–7.8

v2.04.6mediumAV:L/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 3.9 · impact 6.4

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.14mediumCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:Lsecondary · ENISA EU

v3.14mediumCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:Lsecondary · mobile.security@samsung.comexploitability 1.4 · impact 2.5

v3.17.4highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Psecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-120US

exploits (1)

Public proof-of-concept and weaponised exploit code.

bkojusner/CVE-2021-25461bkojusner/CVE-2021-25461PoC · poc_in_github

affected products (2)

Products and version ranges known to be affected.

Samsung Mobile Samsung Mobile DevicesO(8.1) → SMR Sep-2021 Release 1enisa_euvdEU
google android= 8.1nvdUScpe:2.3:o:google:android:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2021-09-09modified 2026-06-17

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+16091 more

references (4)

External citations — patches, advisories, analysis.

scry

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