Google Android devicemem_server.c DevmemXIntUnreserveRange privileges management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.7$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Android and classified as critical. This affects the function DevmemXIntUnreserveRange of the file devicemem_server.c. Such manipulation leads to Local Privilege Escalation. This vulnerability is uniquely identified as CVE-2024-23711. Local access is required to approach this attack. No exploit exists. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Google Android (the affected version is unknown) and classified as critical. Affected by this issue is the function DevmemXIntUnreserveRange of the file devicemem_server.c. The manipulation with an unknown input leads to a local privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In DevmemXIntUnreserveRange of devicemem_server.c, there is a possible arbitrary code execution due to a logic error in the code. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.

The advisory is shared for download at source.android.com. This vulnerability is handled as CVE-2024-23711 since 01/20/2024. The exploitation is known to be easy. The attack needs to be approached locally. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 12/17/2024). The MITRE ATT&CK project declares the attack technique as T1068.

Applying a patch is able to eliminate this problem.

Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.7

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector (google_android): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/20/2024 🔍
07/09/2024 +170 days 🔍
07/09/2024 +0 days 🔍
12/17/2024 +161 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Status: Confirmed

CVE: CVE-2024-23711 (🔍)
GCVE (CVE): GCVE-0-2024-23711
GCVE (VulDB): GCVE-100-270932
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 07/09/2024 23:08
Updated: 12/17/2024 21:42
Changes: 07/09/2024 23:08 (54), 07/12/2024 15:37 (12), 12/17/2024 21:42 (11)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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