An issue was discovered in Dual DHCP DNS Server 7.40.
Priority LOW 34CWE-732Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
An issue was discovered in Dual DHCP DNS Server 7.40. Due to insufficient access restrictions in the default installation directory, an attacker can elevate privileges by replacing the DualServer.exe binary.
Why it matters now
EPSS 0.0033 26th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:dual_dhcp_dns_server_project:dual_dhcp_dns_server:7.40:*:*:*:*:*:*:* | 7.40 | Vulnerable | Dual Dhcp Dns Server Project |
- cpe:2.3:a:dual_dhcp_dns_server_project:dual_dhcp_dns_server:7.40:*:*:*:*:*:*:* Versions 7.40 Vulnerable ·Dual Dhcp Dns Server Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-26133
- 2026-10-03 Alias added: GHSA-v8qw-9j77-3g5v
References
Sources
- CVE-2020-26133 · CVE Program
- CVE-2020-26133 · NVD
- FIRST EPSS
- GHSA-v8qw-9j77-3g5v · 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