CVE-2024-23934: sony xav-ax5500_firmware Stack-based Buffer Overflow

Vulnerability summary

CVE-2024-23934 is a high (CVSS 8.8) Stack-based Buffer Overflow vulnerability in sony xav-ax5500_firmware. EPSS estimates a 1.03% chance of exploitation in the next 30 days, higher than 63.1% of scored vulnerabilities.

Timeline

1. 23-09-2024
   PublishedVulnerability first disclosed.
2. 26-08-2025
   Last modifiedVulnerability information updated.

Description

Sony XAV-AX5500 WMV/ASF Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Sony XAV-AX5500 devices. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of WMV/ASF files. A crafted Extended Content Description Object in a WMV media file can trigger an overflow of a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the device. . Was ZDI-CAN-22994.

• 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).