Google Android 13.0 btu_hcif.cc btu_ble_proc_ltk_req out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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3.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Google Android 13.0. This affects the function btu_ble_proc_ltk_req of the file btu_hcif.cc. Such manipulation leads to out-of-bounds. This vulnerability is uniquely identified as CVE-2023-21199. Local access is required to approach this attack. No exploit exists. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Google Android 13.0 (Smartphone Operating System) and classified as problematic. Affected by this issue is the function btu_ble_proc_ltk_req of the file btu_hcif.cc. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality. CVE summarizes:

In btu_ble_proc_ltk_req of btu_hcif.cc, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-254445961

The weakness was disclosed 06/28/2023 as A-254445961. The advisory is shared for download at source.android.com. This vulnerability is handled as CVE-2023-21199 since 11/03/2022. There are known technical details, but no exploit is available.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-25367). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.3

VulDB Base Score: 2.3
VulDB Temp Score: 2.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.4
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
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

11/03/2022 🔍
06/28/2023 +236 days 🔍
06/28/2023 +0 days 🔍
09/14/2025 +809 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-254445961
Status: Confirmed

CVE: CVE-2023-21199 (🔍)
GCVE (CVE): GCVE-0-2023-21199
GCVE (VulDB): GCVE-100-232592
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 06/28/2023 21:53
Updated: 09/14/2025 18:15
Changes: 06/28/2023 21:53 (43), 07/21/2023 06:42 (11), 09/14/2025 18:15 (16)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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