Security readout for executives and security teams
This issue affects Cisco Email Security Appliance software identified as 8.5.6-106 and 9.5.0-201. A remote party could cause email reception to fail for a specific domain by abusing malformed DMARC policy data in DNS TXT records. The main business risk is availability: legitimate inbound mail for affected domains may be interrupted. Exposure is likely limited to organizations running Cisco ESA software 8.5.6-106 or 9.5.0-201 with DMARC processing in the mail flow. The bundle does not identify other affected products or versions. Treat this as a targeted email availability risk, not a known data theft or code execution issue. Prioritize if Cisco ESA protects business-critical inbound mail domains. Mitigation focus: Check Cisco’s advisory for fixed releases or recommended workarounds.; Inventory Cisco ESA appliances and confirm software versions.; Prioritize upgrades for ESA versions 8.5.6-106 and 9.5.0-201..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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CVE-2015-4278 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
Products and packages named in the record
CWE details
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