Advisory Details

July 24th, 2025

Anritsu ShockLine CHX File Parsing Deserialization of Untrusted Data Remote Code Execution Vulnerability

CVE ID	CVE-2025-7976
CVSS SCORE	7.8, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS	Anritsu
AFFECTED PRODUCTS	ShockLine
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on affected installations of Anritsu ShockLine. 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 CHX files. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the current process.
ADDITIONAL DETAILS	Fixed in ShockLine version: 2025.4.2 https://www.anritsu.com/en-us/test-measurement/support/downloads/software/dwl18844
DISCLOSURE TIMELINE	2025-05-15 - Vulnerability reported to vendor 2025-07-24 - Coordinated public release of advisory 2025-07-24 - Advisory Updated
CREDIT	kimiya

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