CVE-2024-21390

highpriority · track · 0EPSS 0.013 · 70 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.27% (70th) EPSS

CVSS 7.1 · high

Is it mine?

13 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

Microsoft Authenticator Elevation of Privilege Vulnerability

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedMicrosoft Authenticatormsrc_csaf
6.2401.0617:Security Update:https://learn.microsoft.com/en-us/entra/fundamentals/whats-new
https://learn.microsoft.com/en-us/entra/fundamentals/whats-new

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

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

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:Csecondary · ENISA EU

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Nsecondary · secure@microsoft.com USexploitability 1.8 · impact 5.2

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N/E:Hsecondary · CVSS-BT (t0sche)

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

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

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-264USCWE-287USCWE-287US

affected products (13)

Products and version ranges known to be affected.

Microsoft 365 Apps Authenticator <6.2401.0617all versionscert_bundDE
Microsoft 365 Apps Intune Company Portal for Android <2402all versionscert_bundDE
Microsoft Outlook for Android <4.2404.0all versionscert_bundDE
Microsoft Skype for Consumer <8.113all versionscert_bundDE
Microsoft 365 Apps≤ Authenticator <6.2401.0617cert_bundDE
Microsoft 365 Apps≤ Intune Company Portal for Android <2402cert_bundDE
Microsoft Outlook≤ for Android <4.2404.0cert_bundDE
Microsoft Skype≤ for Consumer <8.113cert_bundDE
Microsoft Microsoft Authenticator1.0.0 → 6.2401.0617enisa_euvdEU
Microsoft Corp Authenticatorall versionsfstec_bduRU
Microsoft Authenticatorall versionsfixedmsrc_csafUS
Microsoft Authenticator< 6.2401.0617msrc_csafUS
microsoft authenticator< 6.2401.0617nvdUScpe:2.3:a:microsoft:authenticator:*:*:*:*:*:*:*:*

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2024-0613Microsoft Apps: Mehrere SchwachstellenDeutsch2024-03-12csaf · cert_bundDE
Ein Angreifer kann eine Schwachstelle in Microsoft Outlook for Android, Microsoft Skype, Microsoft Authenticator und Microsoft Intune Company Portal for Android ausnutzen, um beliebigen Code auszuführen, seine Berechtigungen zu erweitern oder vertrauliche Informationen offenzulegen.
msrc_CVE-2024-21390Microsoft Authenticator Elevation of Privilege Vulnerability2024-03-12csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund msrc_csaf nvd NVD CVE.org MITRE

published 2024-03-12modified 2026-06-17

references (5)

External citations — patches, advisories, analysis.

scry

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