LevelOne WBR-6013 RER4_A_v3411b_2T2R_LEV_09_170623 Realtek rtl819x Jungle SDK formIpQoS Comment stack-based overflow

Summaryinfo

A vulnerability classified as critical has been found in LevelOne WBR-6013 RER4_A_v3411b_2T2R_LEV_09_170623. Affected by this vulnerability is the function formIpQoS of the component Realtek rtl819x Jungle SDK. The manipulation of the argument Comment leads to stack-based overflow. This vulnerability is traded as CVE-2023-50243. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in LevelOne WBR-6013 RER4_A_v3411b_2T2R_LEV_09_170623. This issue affects the function formIpQoS of the component Realtek rtl819x Jungle SDK. The manipulation of the argument comment with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to 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). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Two stack-based buffer overflow vulnerabilities exist in the boa formIpQoS functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted series of HTTP requests can lead to remote code execution. An attacker can send a series of HTTP requests to trigger these vulnerabilities.This stack-based buffer overflow is related to the `comment` request's parameter.

It is possible to read the advisory at talosintelligence.com. The identification of this vulnerability is CVE-2023-50243 since 12/05/2023. The exploitation is known to be easy. The attack may be initiated remotely. Additional levels of successful authentication are needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/12/2024).

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

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

Productinfo

Vendor

• LevelOne

Name

• WBR-6013

Version

• RER4_A_v3411b_2T2R_LEV_09_170623

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Entryinfo

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