CVE-2013-3426: The Serviceability servlet on Cisco 9900 IP phones does not properly restrict paths, which allows remote at...

Security readout for executives and security teams

CVE-2013-3426 is a Cisco 9900 Series IP phone issue where a Serviceability servlet can let a remote attacker read files by supplying a pathname. The public bundle does not provide affected versions, CVSS scoring, or confirmed exploitation. Treat it as a confidentiality risk for deployed Cisco 9900 phones until Cisco guidance confirms status. Exposure is likely limited to environments running Cisco 9900 Series IP phones with the vulnerable Serviceability servlet reachable by an attacker. The bundle does not identify exact models, firmware versions, authentication requirements, or default network exposure. Handle as a targeted network device confidentiality issue, not a broad enterprise emergency based on current evidence. Prioritize discovery and vendor-guided remediation where Cisco 9900 phones are deployed or reachable from less-trusted networks. Mitigation focus: Review the Cisco security notice for affected versions and Cisco-approved fixes.; Inventory Cisco 9900 Series IP phones and record firmware versions.; Limit Serviceability servlet reachability to trusted management networks where feasible..

Prepared

Jun 14, 2026, 21:50 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.