CVE-2023-49595 Memory corruption in WBR-6013

High 7.2 Published Updated

A stack-based buffer overflow in Realtek router SDK allows remote attackers to execute arbitrary code via crafted network requests.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-49595?

CVE-2023-49595 is a high-severity memory corruption vulnerability in LevelOne WBR-6013, published on 8 Jul 2024. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A stack-based buffer overflow vulnerability exists in the boa rollback_control_code functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted series of network requests can lead to arbitrary code execution. An attacker can send a sequence of requests to trigger this vulnerability.

Weakness: CWE-787, CWE-121

Which versions are affected by CVE-2023-49595?

It affects 2 products.

Products include Level1 Wbr-6013 Firmware, Realtek Rtl819x Jungle Software Development Kit.

How do I fix CVE-2023-49595?

No fix has been published for CVE-2023-49595 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2023-49595 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-49595 exists.

Sources

Also known as GHSA-2c6c-5vmc-49j8.

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