The Norton Core router prior to v237 may be susceptible to a command injection exploit.
Priority MEDIUM 51Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
The Norton Core router prior to v237 may be susceptible to a command injection exploit. This is a type of attack in which the goal is execution of arbitrary commands on the host system via vulnerable software.
Why it matters now
EPSS 0.15274 96th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix Fixed Norton Core (Symantec Corporation): v237
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Symantec | Norton Core | before v237 | v237 | Patch available | CNA |
- Norton Core VendorSymantec Affected before v237 Fixed in v237 Patch available CNA
Remediation
- Fix · CNA Norton Core (Symantec Corporation) Fixed in v237
Timeline
- 2026-10-02 Threatist record created from CVE-2018-5234
- 2026-10-03 Alias added: GHSA-f53h-49xr-7j8w
References
More Symantec Norton Core Firmware vulnerabilities
- TI-2019-07094 Norton Core prior to v278 may be susceptible to an arbitrary code execution issue, which… CVSS 3.0MEDIUM 6.8
Sources
- CVE-2018-5234 · CVE Program
- CVE-2018-5234 · NVD
- FIRST EPSS
- GHSA-f53h-49xr-7j8w · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences