D-Link DWR-M920 up to 1.1.50 /boafrm/formFilter sub_42261C ip6addr stack-based overflow

Summaryinfo

A vulnerability classified as critical has been found in D-Link DWR-M920 up to 1.1.50. The affected element is the function sub_42261C of the file /boafrm/formFilter. This manipulation of the argument ip6addr causes stack-based overflow. This vulnerability is registered as CVE-2025-15190. Remote exploitation of the attack is possible. Furthermore, an exploit is available.

Detailsinfo

A vulnerability has been found in D-Link DWR-M920 up to 1.1.50 and classified as critical. Affected by this vulnerability is the function sub_42261C of the file /boafrm/formFilter. The manipulation of the argument ip6addr 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.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2025-15190. The exploitation appears to be easy. The attack can be launched remotely. Technical details and also a public exploit are known. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 12/29/2025).

It is possible to download the exploit at github.com. It is declared as proof-of-concept.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-205577). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• D-Link

Name

• DWR-M920

Version

• 1.1.0
• 1.1.1
• 1.1.2
• 1.1.3
• 1.1.4
• 1.1.5
• 1.1.6
• 1.1.7
• 1.1.8
• 1.1.9
• 1.1.10
• 1.1.11
• 1.1.12
• 1.1.13
• 1.1.14
• 1.1.15
• 1.1.16
• 1.1.17
• 1.1.18
• 1.1.19
• 1.1.20
• 1.1.21
• 1.1.22
• 1.1.23
• 1.1.24
• 1.1.25
• 1.1.26
• 1.1.27
• 1.1.28
• 1.1.29
• 1.1.30
• 1.1.31
• 1.1.32
• 1.1.33
• 1.1.34
• 1.1.35
• 1.1.36
• 1.1.37
• 1.1.38
• 1.1.39
• 1.1.40
• 1.1.41
• 1.1.42
• 1.1.43
• 1.1.44
• 1.1.45
• 1.1.46
• 1.1.47
• 1.1.48
• 1.1.49
• 1.1.50

License

• commercial

Website

• Vendor: https://www.dlink.com/

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Submitinfo

Accepted

• Submit #723553: D-Link DWR-M920 V1.1.50 Buffer Overflow (by panda_0x1)

Be aware that VulDB is the high quality source for vulnerability data.

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