TCL LinkHub Mesh Wifi MS1G 00_01.00_14 Network Packet set_mf_rule ethAddr stack-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.1$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in TCL LinkHub Mesh Wifi MS1G 00_01.00_14. This affects the function set_mf_rule of the component Network Packet Handler. The manipulation of the argument ethAddr leads to stack-based overflow. This vulnerability is uniquely identified as CVE-2022-23918. The attack can only be initiated within the local network. No exploit exists.

Detailsinfo

A vulnerability was found in TCL LinkHub Mesh Wifi MS1G 00_01.00_14 (Wireless LAN Software). It has been rated as critical. This issue affects the function set_mf_rule of the component Network Packet Handler. The manipulation of the argument ethAddr with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A stack-based buffer overflow vulnerability exists in the confsrv set_mf_rule functionality of TCL LinkHub Mesh Wifi MS1G_00_01.00_14. A specially-crafted network packet can lead to stack-based buffer overflow. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability leverages the ethAddr field within the protobuf message to cause a buffer overflow.

The weakness was disclosed 08/06/2022 as TALOS-2022-1455. The advisory is shared at talosintelligence.com. The identification of this vulnerability is CVE-2022-23918 since 01/24/2022. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/31/2022).

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

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.1
VulDB Meta Temp Score: 9.1

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (Talos): 🔍

CVSSv2info

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

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

01/24/2022 🔍
08/06/2022 +193 days 🔍
08/06/2022 +0 days 🔍
08/31/2022 +25 days 🔍

Sourcesinfo

Advisory: TALOS-2022-1455
Status: Confirmed

CVE: CVE-2022-23918 (🔍)
GCVE (CVE): GCVE-0-2022-23918
GCVE (VulDB): GCVE-100-205757

Entryinfo

Created: 08/06/2022 07:41
Updated: 08/31/2022 08:32
Changes: 08/06/2022 07:41 (52), 08/31/2022 08:32 (11)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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