Security readout for executives and security teams
This CVE describes a denial-of-service flaw in Dell SonicWall TotalSecure TZ 100 firmware before 5.9.1.0-22o. A remote attacker could send a crafted packet that disrupts device availability. The sources do not provide CVSS, detailed impact scope, or evidence of active exploitation. Exposure is limited to organizations still operating Dell SonicWall TotalSecure TZ 100 devices with firmware before 5.9.1.0-22o, especially where the affected service is reachable from untrusted networks. Treat this as a targeted availability risk for legacy perimeter equipment. Prioritize confirmation if TZ 100 devices remain in service; urgency rises when exposed to untrusted traffic or supporting critical connectivity. Mitigation focus: Inventory Dell SonicWall TotalSecure TZ 100 devices and record firmware versions.; Update affected firmware to vendor-supported fixed guidance where available.; Restrict untrusted network reachability to firewall management and exposed services..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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CVE-2015-7770 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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