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vpn vulnerabilities
About this tag
Discussions on WindowsForum.com about VPN vulnerabilities cover critical flaws in Cisco ASA and Firepower VPN servers (CVE-2025-20333, CVE-2025-20362) that allow remote code execution and unauthorized access, prompting CISA emergency directives. Windows Routing and Remote Access Service (RRAS) vulnerabilities like CVE-2025-49670 and CVE-2025-29835 are also highlighted, posing risks to enterprise VPN and remote access deployments. Additional threads address state-sponsored attacks exploiting network infrastructure and general security advisories. The tag focuses on real-world exploits, patching urgency, and mitigation strategies for VPN-related security issues.
CISA has issued Emergency Directive ED 25-03 ordering federal agencies to urgently hunt for and mitigate potential compromises of Cisco Adaptive Security Appliance (ASA) and Cisco Firepower devices after adding two Cisco VPN‑server vulnerabilities — CVE‑2025‑20333 (a VPN web‑server remote code...
China-linked state actors have spent the last several years systematically compromising backbone and edge networking equipment — from provider-edge routers to customer-facing devices — to build a global espionage capability that steals subscriber metadata, intercepts authentication traffic, and...
Windows Routing and Remote Access Service (RRAS) has long served as a strategic component in the network backbone of organizations, facilitating VPNs, network address translation, and secure dial-up connections across Windows-based environments. Yet, its critical infrastructure role continues to...
When organizations rely on Windows infrastructure for their networks, few components matter as much as those facilitating remote access. One of the key pillars in this domain is the Windows Routing and Remote Access Service (RRAS), a longstanding element enabling features such as VPN, dial-up...
Original release date: May 5, 2020
Summary
This is a joint alert from the United States Department of Homeland Security (DHS) Cybersecurity and Infrastructure Security Agency (CISA) and the United Kingdom’s National Cyber Security Centre (NCSC).
CISA and NCSC continue to see indications that...