Deserialization in Anritsu Vectorstar
CVE-2025-15351
Anritsu VectorStar CHX File Parsing Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Anritsu VectorStar. 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. Was ZDI-CAN-27040.
Vulnerability class: Insecure Deserialization
EPSS: 0.003 (26.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Anritsu Vectorstar — versions 2024.11.1
Weakness classification (CWE)
References
- zdi-disclosures@trendmicro.com (x_research-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-15351?
- CVE-2025-15351 is a high-severity vulnerability in Anritsu Vectorstar, classified under Deserialization of Untrusted Data. CVSS score: 7.8/10. Published 2026-01-23.
- How severe is CVE-2025-15351?
- High severity. CVSS v3 base score is 7.8 out of 10.