VDB-283897 · CVE-2024-50667 · GCVE-0-2024-50667

Trendnet TEW-820AP 1.01.B01 boa httpd /boafrm/formIPv6Addr stack-based overflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Trendnet TEW-820AP 1.01.B01. It has been classified as critical. This impacts an unknown function of the file /boafrm/formIPv6Addr of the component boa httpd. This manipulation causes stack-based overflow. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is tracked as CVE-2024-50667. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Trendnet TEW-820AP 1.01.B01. Affected by this vulnerability is an unknown code block of the file /boafrm/formIPv6Addr of the component boa httpd. The manipulation with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is 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). As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The boa httpd of Trendnet TEW-820AP 1.01.B01 has a stack overflow vulnerability in /boafrm/formIPv6Addr, /boafrm/formIpv6Setup, /boafrm/formDnsv6. The reason is that the check of ipv6 address is not sufficient, which allows attackers to construct payloads for attacks.

The advisory is shared at github.com. This vulnerability is known as CVE-2024-50667 since 10/28/2024. The exploitation appears to be easy. The attack can be launched remotely. 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 04/02/2025).

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

Trendnet

Name

TEW-820AP

Version

1.01.B01

License

commercial

Support

end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.5

VulDB Base Score: 8.8
VulDB Temp Score: 8.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/28/2024 🔍
11/11/2024 +14 days 🔍
11/11/2024 +0 days 🔍
04/02/2025 +142 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2024-50667 (🔍)
GCVE (CVE): GCVE-0-2024-50667
GCVE (VulDB): GCVE-100-283897

Entryinfo

Created: 11/11/2024 21:15
Updated: 04/02/2025 07:27
Changes: 11/11/2024 21:15 (55), 04/02/2025 07:27 (1)
Complete: 🔍
Cache ID: 216::103