CVE-2023-49595: level1 wbr-6013_firmware Stack-based Buffer Overflow

Vulnerability summary

CVE-2023-49595 is a high (CVSS 7.2) Stack-based Buffer Overflow vulnerability in level1 wbr-6013_firmware. EPSS estimates a 0.89% chance of exploitation in the next 30 days, higher than 58.8% of scored vulnerabilities.

Timeline

1. 08-07-2024
   PublishedVulnerability first disclosed.
2. 04-11-2025
   Last modifiedVulnerability information updated.

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.

• CWE-121Stack-based Buffer OverflowA 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).
• CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.