Security readout for executives and security teams
CVE-2011-4015 describes a Cisco IOS 15.2S denial-of-service issue where malformed UDP traffic involving port 465 can wedge an interface queue. In business terms, affected network devices may stop forwarding traffic correctly on an interface, causing disruption without evidence of data theft or code execution in the provided sources. Exposure is most plausible where Cisco IOS 15.2S devices receive untrusted or uncontrolled UDP traffic to port 465. The source bundle does not identify specific hardware platforms, configurations, or fixed versions. Treat this as an operational resilience issue. If Cisco IOS 15.2S exists on critical edge or core paths, prioritize exposure review and vendor-guided remediation because device availability may be affected. Mitigation focus: Inventory Cisco devices running IOS 15.2S.; Review Cisco guidance for Bug ID CSCts48300 and fixed-release information.; Restrict unnecessary UDP/465 traffic to network infrastructure where policy permits..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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CVE-2011-4015 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
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Source materials
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