Security readout for executives and security teams
CVE-2018-15397 can let a remote, unauthenticated attacker crash affected Cisco ASA or FTD devices by abusing TFC traffic over an established IPsec tunnel. The business impact is VPN interruption and possible appliance restart, not data theft based on the provided sources. Exposure is most relevant where Cisco ASA or FTD Software terminates IPsec VPN tunnels and uses or permits TFC traffic. The provided sources do not identify exact vulnerable versions, so teams must map deployed software against Cisco's advisory. Treat this as a service-availability risk for VPN infrastructure. It is not KEV-listed in the provided data, but successful exploitation could interrupt remote access or site-to-site connectivity on affected devices. Mitigation focus: Review Cisco's advisory for affected versions and fixed releases.; Upgrade affected ASA or FTD software according to Cisco guidance.; Inventory internet-facing and partner-facing IPsec VPN termination points..
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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Open ATT&CK lookupCVE-2018-15397 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
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
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
- 20181003 Cisco Adaptive Security Appliance IPsec VPN Denial of Service VulnerabilityCVE reference · vendor-advisory, x_refsource_CISCO
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Key Management Errors
Key Management Errors represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.