Heap-based buffer overflow in RealNetworks Helix DNA Server 10.0 and 11.0 allows remote…
Priority MEDIUM 48Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Heap-based buffer overflow in RealNetworks Helix DNA Server 10.0 and 11.0 allows remote attackers to execute arbitrary code via (1) a long User-Agent HTTP header in the RTSP service and (2) unspecified vectors involving the "parsing of HTTP URL schemes".
Why it matters now
EPSS 0.13922 96th 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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:realnetworks:helix_dna_server:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | RealNetworks |
| cpe:2.3:a:realnetworks:helix_dna_server:11.0:*:*:*:*:*:*:* | 11.0 | Vulnerable | RealNetworks |
- cpe:2.3:a:realnetworks:helix_dna_server:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·RealNetworks
- cpe:2.3:a:realnetworks:helix_dna_server:11.0:*:*:*:*:*:*:* Versions 11.0 Vulnerable ·RealNetworks
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2006-3276
- 2026-10-03 Alias added: GHSA-qh54-p69p-8ff8
References
More RealNetworks Helix Dna Server vulnerabilities
- TI-2006-05794 Heap-based buffer overflow in Real Networks Helix Server and Helix Mobile Server before… CVSS 2.0HIGH 10.0
- TI-2007-04415 Heap-based buffer overflow in the RTSP service in Helix DNA Server before 11.1.4 allows… CVSS 2.0HIGH 10.0
- TI-2010-01272 Heap-based buffer overflow in the NTLM authentication functionality in RealNetworks Helix… CVSS 2.0HIGH 7.5
Sources
- CVE-2006-3276 · CVE Program
- CVE-2006-3276 · NVD
- FIRST EPSS
- GHSA-qh54-p69p-8ff8 · 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