CVE-2023-21118

mediumpriority · track · 32EPSS 0.002 · 10 %ileexploit · PoCDEEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

2 exploits · PoC

Likely / severe?

0.20% (10th) EPSS

CVSS 5.5 · medium

Is it mine?

15 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · osv · cert_bund

EPSS · scored 2026-10-27

In unflattenString8 of Sensor.cpp, there is a possible out of bounds read due to a heap buffer overflow. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-269014004

cvss

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

6.2

010

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

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 1.8 · impact 3.6

v3.16.2mediumCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.16.2mediumCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondaryexploitability 2.5 · impact 3.6

v3.15.2mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:Psecondary · 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-125USprimary

exploits (2)

Public proof-of-concept and weaponised exploit code.

Satheesh575555/frameworks_native_AOSP10_r33_CVE-2023-21118Satheesh575555/frameworks_native_AOSP10_r33_CVE-2023-21118PoC · poc_in_github
Trinadh465/frameworks_native_AOSP-10_r33_CVE-2023-21118Trinadh465/frameworks_native_AOSP-10_r33_CVE-2023-21118PoC · poc_in_github

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 Pixelall versionscert_bundDEcpe:/o:google:android:pixel
Oracle Linuxall versionscert_bundDEcpe:/o:oracle:linux:-
Samsung Android 11all versionscert_bundDEcpe:/o:samsung:android:11
Samsung Android 12all versionscert_bundDEcpe:/o:samsung:android:12
Samsung Android 13all versionscert_bundDEcpe:/o:samsung:android:13
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
n/a Android≤ Android-11 Android-12 Android-12L Android-13enisa_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:*:*:*:*:*:*:*:*

advisories (3)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-1101Google Android Patchday Mai 2023Deutsch2023-05-01csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Google Android ausnutzen, um seine Privilegien zu erweitern, vertrauliche Informationen offenzulegen und einen Denial-of-Service-Zustand auszulösen.
WID-SEC-W-2023-2272Samsung Android: Mehrere SchwachstellenDeutsch2023-09-05csaf · cert_bundDE
Ein entfernter anonymer Angreifer kann mehrere Schwachstellen in Samsung Android ausnutzen, um Dateien zu manipulieren, seine Privilegien zu erweitern, einen Denial-of-Service-Zustand zu verursachen, vertrauliche Informationen offenzulegen und beliebigen Code auszuführen.
ASB-A-2690140042023-05-01vendor · osvUS
In unflattenString8 of Sensor.cpp, there is a possible out of bounds read due to a heap buffer overflow. This could lead to local information disclosure 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 2023-05-15modified 2026-06-17

related (11,872)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2026-11645US	—OT critical	2.44% (84th)	KEV	2026-06-09
Out of bounds read and write in V8 in Google Chrome prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium…
CVE-2026-3055US	critical9.8OT critical	91.5% (100th)	KEV	2026-03-23
Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread
CVE-2025-5777US	high7.5OT critical	100.0% (100th)	KEV	2025-06-17
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…
CVE-2025-24991US	—OT critical	2.02% (81st)	KEV	2025-03-11
Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.

+11867 more

references (4)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan