Milesight UR32L 32.3.0.5 HTTP Request vtysh_ubus set_gre remote_mask stack-based overflow

Summaryinfo

A vulnerability was found in Milesight UR32L 32.3.0.5 and classified as critical. Affected by this issue is the function set_gre of the file vtysh_ubus of the component HTTP Request Handler. Executing a manipulation of the argument remote_mask can lead to stack-based overflow. This vulnerability is handled as CVE-2023-25107. The attack can be executed remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Milesight UR32L 32.3.0.5. This vulnerability affects the function set_gre of the file vtysh_ubus of the component HTTP Request Handler. The manipulation of the argument remote_mask 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. CVE summarizes:

Multiple buffer overflow vulnerabilities exist in the vtysh_ubus binary of Milesight UR32L v32.3.0.5 due to the use of an unsafe sprintf pattern. A specially crafted HTTP request can lead to arbitrary code execution. An attacker with high privileges can send HTTP requests to trigger these vulnerabilities.This buffer overflow occurs in the set_gre function with the remote_subnet and the remote_mask variables.

The weakness was released 07/06/2023 as TALOS-2023-1716. The advisory is available at talosintelligence.com. This vulnerability was named CVE-2023-25107 since 02/02/2023. Technical details and also a public exploit are known.

It is possible to download the exploit at talosintelligence.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.

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

Productinfo

Vendor

• Milesight

Name

• UR32L

Version

• 32.3.0.5

License

• commercial

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

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Entryinfo

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

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