Security readout for executives and security teams
Certain Cisco ASA versions may fail to check part of the authentication data on AES-GCM encrypted IPSec or IKEv2 traffic. A network attacker already positioned in the traffic path could modify VPN packets and make spoofed traffic easier to accept. This is an integrity risk for encrypted communications, not evidence of broad remote takeover. Exposure appears limited to Cisco ASA devices running software 9.3(3) or 9.4(1.1) with affected Cavium crypto-module firmware and IPSec or IKEv2 traffic in use. The supplied structured affected-product fields are incomplete, so inventory confirmation is required. Prioritize assessment for internet-facing or business-critical VPN gateways. The business risk is encrypted VPN traffic integrity failure, but urgency depends on whether affected ASA versions are deployed and whether attackers can reach a man-in-the-middle position. Mitigation focus: Check Cisco advisory and Bug ID CSCuu66218 for official fixes or mitigations.; Inventory ASA devices for software 9.3(3) and 9.4(1.1).; Prioritize vendor-approved upgrade or remediation for exposed VPN gateways..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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CVE-2015-4550 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
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- 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
Products and packages named in the record
CWE details
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