Wavlink AC3000 M33A8.V5030.210505 wctrls backdoor

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.8$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Wavlink AC3000 M33A8.V5030.210505. Affected is the function wctrls. Executing a manipulation can lead to backdoor. This vulnerability is tracked as CVE-2024-39754. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in Wavlink AC3000 M33A8.V5030.210505 and classified as very critical. This vulnerability affects the function wctrls. The manipulation with an unknown input leads to a backdoor vulnerability. The CWE definition for the vulnerability is CWE-912. The product contains functionality that is not documented, not part of the specification, and not accessible through an interface or command sequence that is obvious to the product's users or administrators. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A static login vulnerability exists in the wctrls functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted set of network packets can lead to root access. An attacker can send packets to trigger this vulnerability.

The advisory is shared for download at talosintelligence.com. This vulnerability was named CVE-2024-39754 since 06/28/2024. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/22/2025). The MITRE ATT&CK project declares the attack technique as T1588.001.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 9.8

VulDB Base Score: 9.8
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 10.0
CNA Vector (talos): 🔍

CVSSv2info

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

Exploitinginfo

Class: Backdoor
CWE: CWE-912
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

06/28/2024 🔍
01/14/2025 +200 days 🔍
01/14/2025 +0 days 🔍
08/22/2025 +220 days 🔍

Sourcesinfo

Advisory: TALOS-2024-2034
Status: Not defined

CVE: CVE-2024-39754 (🔍)
GCVE (CVE): GCVE-0-2024-39754
GCVE (VulDB): GCVE-100-291532

Entryinfo

Created: 01/14/2025 15:46
Updated: 08/22/2025 04:01
Changes: 01/14/2025 15:46 (63), 08/22/2025 04:01 (11)
Complete: 🔍
Cache ID: 216::103

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