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Full vulnerability report · 2024
CVE-2018-9371High confidence

In the Mediatek Preloader, there are out of bounds reads and writes due to an exposed interface that allows arbitrary peripheral memory mapping with insufficient blacklisting/whitelisting

Google · Android

6.4MediumCVSS 3.1
Recommended action
Scheduled

Medium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.

Fix not verified
Optional official sources

National CERT insights
?CERT means Computer Emergency Response Team; CSIRT is the closely related term Computer Security Incident Response Team.

Select the national-authority views to include. The exact source language is shown on each matched advisory. Your choice is remembered on this device and encoded in the shareable URL.

Official European source

ENISA European Vulnerability Database

Official EUVD identifiers, advisory evidence and known-exploited context. Missing fields are not treated as evidence of low risk.

1 current
ENISA EUVD identifier

EUVD-2018-20965

No EUVD known-exploited evidence

ENISA has published the identifier mapping but no EUVD description has been stored yet.

EUVD state
Present in the current official mapping
Known exploitation
Not present in the current ENISA EUVD known-exploited dataset. This is not proof of no exploitation.
ENISA score
Not supplied in the stored EUVD record
Advisory evidence
No linked advisory details stored yet
Recommended actionScheduled

Medium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.

Fix not verified
01

What, why and how

In the Mediatek Preloader, there are out of bounds reads and writes due to an exposed interface that allows arbitrary peripheral memory mapping with insufficient blacklisting/whitelisting. This could lead to local elevation of privilege, given physical access to the device with no additional execution privileges needed. User interaction is needed for exploitation.

What

In the Mediatek Preloader, there are out of bounds reads and writes due to an exposed interface that allows arbitrary peripheral memory mapping with insufficient blacklisting/whitelisting. This could lead to local elevation of privilege, given physical access to the device with no additional execution privileges needed. User interaction is needed for exploitation.

Why

The product reads data past the end, or before the beginning, of the intended buffer.

How

An attacker operating through physical access may attempt exploitation with low privileges. If successful, the issue may gain additional privileges.

What

In the Mediatek Preloader, there are out of bounds reads and writes due to an exposed interface that allows arbitrary peripheral memory mapping with insufficient blacklisting/whitelisting. This could lead to local elevation of privilege, given physical access to the device with no additional execution privileges needed. User interaction is needed for exploitation.

Why

The product reads data past the end, or before the beginning, of the intended buffer.

How

An attacker operating through physical access may attempt exploitation with low privileges. If successful, the issue may gain additional privileges.

02

Exploit reality and attack path

CVSS severity, EPSS forecast probability, public exploit material and CISA-confirmed exploitation are separate signals.

Observed exploitation
?Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.
No confirmed evidence

No CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.

Public PoC / exploit material
?Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.
None recorded

No exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.

Likely attack path
physical access → Out-of-bounds Read → gain additional privileges
Attack surface
Physical
Privileges required
Low: a basic authenticated account is required
User interaction
Required interaction required
Attack complexity
Low: no specialised conditions are recorded
Security boundary
Unchanged: impact remains within the vulnerable component's security authority
Weakness
?CWE means Common Weakness Enumeration: a standard category for the underlying weakness.
CWE-125

CWE-125: Out-of-bounds Read. The product reads data past the end, or before the beginning, of the intended buffer.

CVSS vector
?CVSS means Common Vulnerability Scoring System. The vector records the metric values used to calculate technical severity.
CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Common Vulnerability Scoring System 3.1: the compact vector below is decoded into plain language.

AVPhysicalAttack vector: The attacker needs physical access to the vulnerable system.ACLowAttack complexity: No specialised conditions are required beyond attacker-controlled input.PRLowPrivileges required: The attacker needs basic user-level privileges.UIRequiredUser interaction: Another user must perform an action for exploitation to succeed.SUnchangedScope: The security impact remains within the vulnerable component's authority.CHighConfidentiality impact: A successful attack can cause a major loss.IHighIntegrity impact: A successful attack can cause a major loss.AHighAvailability impact: A successful attack can cause a major loss.
Post-exploitation / living off the land
No specific living-off-the-land technique is confirmed in the structured sources. Monitor normal administration tools for activity inconsistent with the affected service's baseline.
Privilege escalationCWE-125
A

Official authority intelligence

Only matched European and national findings are included. Language selectors and unavailable sources are omitted.

Canadian Centre for Cyber Security · English · AV18-094Android security bulletin

, CVE-2017-18158, CVE-2017-18158, CVE-2017-18159, CVE-2017-6290, CVE-2017-6292, CVE-2017-6294, CVE-2018-3569, CVE-2018-5146, CVE-2018-5829, CVE-2018-5830, CVE-2018-5831, CVE-2018-5834, CVE-2018-5835, CVE-2018-5854, CVE-2018-5884, CVE-2018-5885, CVE-2018-5891, CVE-2018-5892, CVE-2018-5894, CVE-2018-5896, CVE-2018-9339, CVE-2018-9340, CVE-2018-9341, CVE-2018-9344, CVE-2018-9345, CVE-2018-9346, CVE-2018-9347, CVE-2018-9348, CVE-2018-9355, CVE-2018-9356, CVE-2018-9357, CVE-2018-9358, CVE-2018-9359, CVE-2018-9360, CVE-2018-9361, CVE-2018-9362, CVE-2018-9363, CVE-2018-9364, CVE-2018-9366, CVE-2018-9367, CVE-2018-9368, CVE-2018-9369, CVE-2018-9370, CVE-2018-9371, CVE-2018-9372, CVE-2018-9373, CVE-2018-9409, CVE-2018-9338 Suggested Action CCIRC recommends that owner/operators test and deploy the vendor released updates to the affected platforms in accordance with their risk mitigation framework. References: https://source.android.com/security/bulletin/2018-06-01

Official advisory ↗
Cyber Security Agency of Singapore · English · CSA-SB-20241120Security Bulletin 20 Nov 2024

The Cyber Security Agency of Singapore included this CVE in its official Security Bulletin 20 Nov 2024, published on 20 November 2024. Open the linked bulletin for the product, severity and reference information published in that issue.

Official advisory ↗
CERT-FR · French · CERTFR-2018-AVI-267Multiples vulnérabilités dans Google Android

.cve.org/CVERecord?id=CVE-2018-9361 Référence CVE CVE-2018-9362 https://www.cve.org/CVERecord?id=CVE-2018-9362 Référence CVE CVE-2018-9363 https://www.cve.org/CVERecord?id=CVE-2018-9363 Référence CVE CVE-2018-9364 https://www.cve.org/CVERecord?id=CVE-2018-9364 Référence CVE CVE-2018-9366 https://www.cve.org/CVERecord?id=CVE-2018-9366 Référence CVE CVE-2018-9367 https://www.cve.org/CVERecord?id=CVE-2018-9367 Référence CVE CVE-2018-9368 https://www.cve.org/CVERecord?id=CVE-2018-9368 Référence CVE CVE-2018-9369 https://www.cve.org/CVERecord?id=CVE-2018-9369 Référence CVE CVE-2018-9370 https://www.cve.org/CVERecord?id=CVE-2018-9370 Référence CVE CVE-2018-9371 https://www.cve.org/CVERecord?id=CVE-2018-9371 Référence CVE CVE-2018-9372 https://www.cve.org/CVERecord?id=CVE-2018-9372 Référence CVE CVE-2018-9373 https://www.cve.org/CVERecord?id=CVE-2018-9373 Référence CVE CVE-2018-9409 https://www.cve.org/CVERecord?id=CVE-2018-9409 Gestion détaillée du document le 05 juin 2018 Version initiale Alertes Avis Bulletins d’actualités Mentions légales Conditions générales À propos Contact cyber.gouv.fr service-public.fr legifrance.gouv.fr info.gouv.fr france.fr info.gouv.fr/risques Premier Ministre / Secrétariat Général de la Défense et de la Sécurité Nationale / Agence nationale de la sécurité des systèmes

Official advisory ↗
JVN iPedia · Japanese · JVNDB-2018-016754Google の Android における境界外読み取りに関する脆弱性

Google の Android には、境界外読み取りに関する脆弱性、境界外書き込みに関する脆弱性が存在します。

Official advisory ↗
03

Patch and workaround

Operational remediation based on structured source evidence.

Status
?Patch availability is based on structured fixed-version fields and authoritative update references. If no fix is verified, check the vendor advisory before making a change.
Fix not verified
Affected
Android: SoCVersion
Fixed
No fixed version is explicitly recorded in the structured CVE data.
Action
No verified patch reference is present in the current structured sources. Check the vendor advisory before making a change.
Workaround
No verified workaround is recorded. Limit untrusted access and use least privilege until authoritative guidance is available.
04

Evidence and provenance

Published 19 Nov 2024 · Last source change 20 Nov 2024, 20:04 UTC · CWE-125 · Out-of-bounds Read

CVE recordCVE.org · 5.1
CVSS sourceNIST NVD
EPSS source
?The date BlackTree first stored a score for this CVE from the daily FIRST EPSS feed.
FIRST · tracked since 2026-08-14
European sourceENISA EUVD · EUVD-2018-20965
Product sourceCNA
Remediation sourceCVE/CNA references
CWE sourceCISA ADP
NVD statusNVD enriched

Core structured fields are present and their contributing authorities are shown above.

Material change intelligence

What changed after publication

View recent updates ↗

No material field changes have been recorded since change tracking began. Routine source refreshes and cosmetic edits are intentionally excluded.

Material fields only · duplicate refreshes suppressed · history retained for the configured operational retention period
Technical terms and abbreviations used in this report
CVE
Common Vulnerabilities and Exposures: the public identifier for one disclosed vulnerability.
CVSS
Common Vulnerability Scoring System: a technical severity framework; it is not patching priority by itself.
EPSS
Exploit Prediction Scoring System: FIRST's estimate of the probability that exploitation activity will be observed in the next 30 days; it is a forecast, not confirmation.
CWE
Common Weakness Enumeration: the standard category describing the underlying software or hardware weakness.
CNA
CVE Numbering Authority: an organisation authorised to assign and publish CVE records.
CISA ADP
Cybersecurity and Infrastructure Security Agency Authorized Data Publisher: structured enrichment added to a CVE record.
NVD
National Vulnerability Database: NIST's enrichment service for CVE records.
CERT / CSIRT
A computer security incident response team that publishes warnings or coordinates incident response.
PoC
Proof of concept: public material that demonstrates or helps reproduce exploitation.
CSAF
Common Security Advisory Framework: a machine-readable format for security advisories.
LoTL
Living off the land: abuse of legitimate tools or system functions during an attack.
Free version - for non-commercial use only.CVE-2018-9371 · cve.blacktree.nl