INCIDENT EVIDENCE GRAPH
CVE-2026-7273: Stack-Based Buffer Overflow Vulnerability in Zyxel GS1900 Series Switches
Zyxel GS1900 series switches contain a stack-based buffer overflow vulnerability in the CGI program that could allow a LAN-based, unauthenticated attacker to exploit the flaw and potentially execute OS commands through a crafted HTTP request. Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk guidance and CISA’s Forensics Triage Requirements. Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset’s internet exposure and ensuring adherence to BOD 26-04 patching guidelines. Due: 2026-09-24
- 受害方: Zyxel GS1900 Series Switches
- 漏洞 / 利用: CVE-2026-7273
- 攻击手法: Zyxel GS1900 Series Switches Stack-Based Buffer Overflow Vulnerability