An issue was discovered in Technitium through 11.0.2.
Priority LOW 39CWE-406Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
An issue was discovered in Technitium through 11.0.2. The forwarding mode enables attackers to create a query loop using Technitium resolvers, launching amplification attacks and causing potential DoS.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0053 45th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
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:technitium:dnsserver:*:*:*:*:*:*:*:* | up to 11.0.2 | Vulnerable | Technitium |
- cpe:2.3:a:technitium:dnsserver:*:*:*:*:*:*:*:* Versions up to 11.0.2 Vulnerable ·Technitium
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-28455
- 2026-10-03 Alias added: GHSA-6mgp-6qqc-4g38
References
More Technitium Dnsserver vulnerabilities
- TI-2025-32106 An issue in Technitium DNS Server v.13.5 allows a remote attacker to cause a denial of… CVSS 3.1HIGH 7.5
- TI-2023-26858 Technitium 11.5.3 allows remote attackers to cause a denial of service (bandwidth… CVSS 3.1HIGH 7.5
- TI-2023-12997 An issue was discovered in Technitium through 11.0.2. CVSS 3.1HIGH 7.5
- TI-2024-37117 An issue in Technitium through v13.2.2 enables attackers to conduct a DNS cache poisoning… CVSS 3.1HIGH 7.5
- TI-2023-12994 An issue was discovered in Technitium 11.0.2. CVSS 3.1HIGH 7.5
- TI-2023-12998 An issue was discovered in Technitium through 11.0.3. CVSS 3.1HIGH 7.5
Sources
- CVE-2023-28455 · CVE Program
- CVE-2023-28455 · NVD
- FIRST EPSS
- GHSA-6mgp-6qqc-4g38 · GitHub Advisory Database · CC BY 4.0
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