CVE-2023-40100

highpriority · track · 31EPSS 0.001 · 0 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.09% (0th) EPSS

CVSS 7.8 · high

Is it mine?

15 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · osv · cert_bund

EPSS · scored 2026-10-26

In discovery_thread of Dns64Configuration.cpp, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

cvss

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

8.4

010

base score 0–10 · higher = more severe · hover a vector to decode

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

v3.18.4highCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.18.4highCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 2.5 · impact 5.9

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

ssvc

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

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USprimary

affected products (15)

Products and version ranges known to be affected.

Google Android 11all versionscert_bundDEcpe:/o:google:android:11
Google Android 12all versionscert_bundDEcpe:/o:google:android:12
Google Android 12Lall versionscert_bundDEcpe:/o:google:android:12l
Google Android 13all versionscert_bundDEcpe:/o:google:android:13
Google Android 14all versionscert_bundDEcpe:/o:google:android:14
Google Android≤ 11enisa_euvdEU
Google Android≤ 13enisa_euvdEU
Google Android≤ 14enisa_euvdEU
Google Android≤ 12Lenisa_euvdEU
Google Android≤ 12enisa_euvdEU
google android= 11.0nvdUScpe:2.3:o:google:android:*:*:*:*:*:*:*:*
google android= 12.0nvdUScpe:2.3:o:google:android:*:*:*:*:*:*:*:*
google android= 12.1nvdUScpe:2.3:o:google:android:*:*:*:*:*:*:*:*
google android= 13.0nvdUScpe:2.3:o:google:android:*:*:*:*:*:*:*:*
google android= 14.0nvdUScpe:2.3:o:google:android:*:*:*:*:*:*:*:*

advisories (3)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2841Samsung Android: Mehrere Schwachstellen ermöglichenDeutsch2023-11-06csaf · cert_bundDE
Ein entfernter Angreifer kann mehrere Schwachstellen in Samsung Android ausnutzen, um beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen oder Dateien zu manipulieren.
WID-SEC-W-2023-2842Google Android: Mehrere SchwachstellenDeutsch2023-11-06csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Google Android ausnutzen, um einen Denial-of-Service-Zustand herbeizuführen, vertrauliche Informationen offenzulegen oder seine Rechte zu erweitern.
ASB-A-2783037452023-11-01vendor · osvUS
In discovery_thread of Dns64Configuration.cpp, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv cert_bund nvd NVD CVE.org MITRE

published 2024-02-15modified 2026-06-17

related (12,135)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2026-68820US	—OT critical	0.33% (26th)	KEV	2026-08-11
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
CVE-2026-5281US	—OT critical	13.5% (96th)	KEV	2026-04-01
Use after free in Dawn in Google Chrome prior to 146.0.7680.178 allowed a remote attacker who had compromised the renderer process to execute arbitrary code via a crafted HTML page…
CVE-2026-2441US	high8.8OT critical	55.0% (99th)	KEV	2026-02-13
Use after free in CSS in Google Chrome prior to 145.0.7632.75 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security sever…
CVE-2025-43529US	—OT critical	25.7% (98th)	KEV	2025-12-17
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2,…
CVE-2025-62221US	—OT critical	2.50% (85th)	KEV	2025-12-09
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

+12130 more

references (10)

External citations — patches, advisories, analysis.

scry

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