Wavlink AC3000 M33A8.V5030.210505 openvpn.cgi openvpn_server_setup sel_open_protocol external control of setting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Wavlink AC3000 M33A8.V5030.210505. The affected element is the function openvpn_server_setup of the file openvpn.cgi. The manipulation of the argument sel_open_protocol results in external control of setting. This vulnerability is cataloged as CVE-2024-39798. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in Wavlink AC3000 M33A8.V5030.210505. Affected is the function openvpn_server_setup of the file openvpn.cgi. The manipulation of the argument sel_open_protocol with an unknown input leads to a external control of setting vulnerability. CWE is classifying the issue as CWE-15. One or more system settings or configuration elements can be externally controlled by a user. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Multiple external config control vulnerabilities exists in the openvpn.cgi openvpn_server_setup() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to arbitrary command execution. An attacker can make an authenticated HTTP request to trigger these vulnerabilities.A configuration injection vulnerability exists in the `sel_open_protocol` POST parameter.

The advisory is available at talosintelligence.com. This vulnerability is traded as CVE-2024-39798 since 06/28/2024. The exploitability is told to be easy. It is possible to launch the attack remotely. Additional levels of successful authentication are needed for exploitation. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/22/2025).

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 best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 7.2
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CNA Base Score: 9.1
CNA Vector (talos): 🔍

CVSSv2info

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

Exploitinginfo

Class: External control of setting
CWE: CWE-15
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-2024-2050
Status: Not defined

CVE: CVE-2024-39798 (🔍)
GCVE (CVE): GCVE-0-2024-39798
GCVE (VulDB): GCVE-100-291594

Entryinfo

Created: 01/14/2025 16:04
Updated: 08/22/2025 04:01
Changes: 01/14/2025 16:04 (64), 08/22/2025 04:01 (12)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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