Security readout for executives and security teams
This issue can make affected F5 BIG-IP systems crash part of their traffic-processing engine when RADIUS authentication responses contain IPv6 addresses. The likely business impact is service disruption or failover, not confirmed data compromise. The source bundle does not provide a CVSS score or confirmed exploitation evidence. Exposure appears limited to BIG-IP deployments in the affected 13.x version range that use RADIUS authentication where responses include IPv6 addresses. Internet exposure is less important than whether the authentication path and RADIUS configuration match the described trigger condition. Treat as a targeted availability risk for affected BIG-IP appliances. Prioritize validation where BIG-IP supports critical applications or authentication services. Urgency increases if RADIUS with IPv6 responses is confirmed, because a crash-induced failover can affect resilience and customer-facing availability. Mitigation focus: Review F5 advisory K62750376 for vendor-approved fixes or mitigations.; Prioritize upgrading affected BIG-IP 13.0.0-13.1.0.5 systems per F5 guidance.; Assess whether RADIUS authentication responses include IPv6 addresses..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2018-5515 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
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://support.f5.com/csp/article/K62750376CVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
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