Realtek Bluetooth Mesh SDK on Linux/Android Network Packet buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Realtek Bluetooth Mesh SDK on Linux/Android. The impacted element is an unknown function of the component Network Packet Handler. This manipulation causes buffer overflow. This vulnerability is tracked as CVE-2022-25635. The attack is only possible within the local network. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Realtek Bluetooth Mesh SDK on Linux/Android (version now known). Affected by this vulnerability is some unknown processing of the component Network Packet Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect availability. The summary by CVE is:

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for broadcast network packet length. An unauthenticated attacker in the adjacent network can exploit this vulnerability to disrupt service.

The weakness was disclosed 08/30/2022. The advisory is shared at twcert.org.tw. This vulnerability is known as CVE-2022-25635 since 02/22/2022. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (TWCERT/CC): 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/22/2022 🔍
08/30/2022 +188 days 🔍
08/30/2022 +0 days 🔍
10/10/2022 +41 days 🔍

Sourcesinfo

Advisory: twcert.org.tw
Status: Not defined

CVE: CVE-2022-25635 (🔍)
GCVE (CVE): GCVE-0-2022-25635
GCVE (VulDB): GCVE-100-207577
scip Labs: https://www.scip.ch/en/?labs.20130704

Entryinfo

Created: 08/30/2022 13:37
Updated: 10/10/2022 08:35
Changes: 08/30/2022 13:37 (38), 10/10/2022 08:35 (12)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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