Security readout for executives and security teams
This old Symantec firewall/VPN appliance flaw can let a remote attacker freeze the device by sending a fast UDP scan at its WAN interface. The business impact is availability loss at the network edge, not data theft or code execution based on the supplied sources. Exposure is most likely in legacy environments still running the named Symantec appliances with WAN interfaces reachable and firmware older than 1.63. Modern environments are unlikely to be exposed unless these devices remain in service. Treat this as a legacy perimeter availability risk. It is not described as data compromise, but a frozen firewall/VPN appliance can disrupt connectivity and remote access. Prioritize discovery and replacement or firmware confirmation for any remaining devices. Mitigation focus: Inventory for Symantec Enterprise Firewall/VPN Appliances 100, 200, and 200R.; Confirm firmware versions and prioritize anything before 1.63.; Upgrade to firmware 1.63 or later where vendor guidance supports it..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
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- Known Exploited
- No
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CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- symantec-firewallvpn-udp-dos(17469)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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