query.c in NSD 3.0.x through 3.0.8, 3.1.x through 3.1.1, and 3.2.x before 3.2.12 allows…
Priority LOW 35CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
query.c in NSD 3.0.x through 3.0.8, 3.1.x through 3.1.1, and 3.2.x before 3.2.12 allows remote attackers to cause a denial of service (NULL pointer dereference and child process crash) via a crafted DNS packet.
Why it matters now
EPSS 0.09235 95th 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 · 21
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:nlnetlabs:nsd:3.0.0:*:*:*:*:*:*:* | 3.0.0 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.0.1:*:*:*:*:*:*:* | 3.0.1 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.0.2:*:*:*:*:*:*:* | 3.0.2 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.0.3:*:*:*:*:*:*:* | 3.0.3 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.0.4:*:*:*:*:*:*:* | 3.0.4 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.0.5:*:*:*:*:*:*:* | 3.0.5 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.0.6:*:*:*:*:*:*:* | 3.0.6 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.0.7:*:*:*:*:*:*:* | 3.0.7 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.0.8:*:*:*:*:*:*:* | 3.0.8 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.1.0:*:*:*:*:*:*:* | 3.1.0 | Vulnerable | NLNETLABS |
- cpe:2.3:a:nlnetlabs:nsd:3.0.0:*:*:*:*:*:*:* Versions 3.0.0 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.0.1:*:*:*:*:*:*:* Versions 3.0.1 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.0.2:*:*:*:*:*:*:* Versions 3.0.2 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.0.3:*:*:*:*:*:*:* Versions 3.0.3 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.0.4:*:*:*:*:*:*:* Versions 3.0.4 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.0.5:*:*:*:*:*:*:* Versions 3.0.5 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.0.6:*:*:*:*:*:*:* Versions 3.0.6 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.0.7:*:*:*:*:*:*:* Versions 3.0.7 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.0.8:*:*:*:*:*:*:* Versions 3.0.8 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.1.0:*:*:*:*:*:*:* Versions 3.1.0 Vulnerable ·NLNETLABS
Show 11 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:nlnetlabs:nsd:3.1.1:*:*:*:*:*:*:* | 3.1.1 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.2.0:*:*:*:*:*:*:* | 3.2.0 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.2.1:*:*:*:*:*:*:* | 3.2.1 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.2.3:*:*:*:*:*:*:* | 3.2.3 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.2.4:*:*:*:*:*:*:* | 3.2.4 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.2.5:*:*:*:*:*:*:* | 3.2.5 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.2.6:*:*:*:*:*:*:* | 3.2.6 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.2.7:*:*:*:*:*:*:* | 3.2.7 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.2.8:*:*:*:*:*:*:* | 3.2.8 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.2.9:*:*:*:*:*:*:* | 3.2.9 | Vulnerable | NLNETLABS |
| cpe:2.3:a:nlnetlabs:nsd:3.2.10:*:*:*:*:*:*:* | 3.2.10 | Vulnerable | NLNETLABS |
- cpe:2.3:a:nlnetlabs:nsd:3.1.1:*:*:*:*:*:*:* Versions 3.1.1 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.2.0:*:*:*:*:*:*:* Versions 3.2.0 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.2.1:*:*:*:*:*:*:* Versions 3.2.1 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.2.3:*:*:*:*:*:*:* Versions 3.2.3 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.2.4:*:*:*:*:*:*:* Versions 3.2.4 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.2.5:*:*:*:*:*:*:* Versions 3.2.5 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.2.6:*:*:*:*:*:*:* Versions 3.2.6 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.2.7:*:*:*:*:*:*:* Versions 3.2.7 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.2.8:*:*:*:*:*:*:* Versions 3.2.8 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.2.9:*:*:*:*:*:*:* Versions 3.2.9 Vulnerable ·NLNETLABS
- cpe:2.3:a:nlnetlabs:nsd:3.2.10:*:*:*:*:*:*:* Versions 3.2.10 Vulnerable ·NLNETLABS
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2012-2978
- 2026-10-03 Alias added: GHSA-wgh7-q8c2-58gg
References
More NLNETLABS Nsd vulnerabilities
- TI-2026-10532 Denial of DNS over TLS service by any DoT client CVSS 4.0HIGH 8.7
- TI-2026-10531 Heap overflow and crash with crafted SVCB RR CVSS 4.0HIGH 8.7
- TI-2016-05297 NSD before 4.1.11 allows remote DNS master servers to cause a denial of service (/tmp… CVSS 3.0HIGH 7.5
- TI-2026-15468 Remote TCP DoS by throttling the TCP receive window CVSS 4.0MEDIUM 6.9
- TI-2026-15894 Bypass of BLOCKED ACL items on proxy protocol port over TCP or TLS CVSS 4.0HIGH 8.2
- TI-2026-15825 Remote UDP DoS by sending multiple DNS Cookie options CVSS 4.0HIGH 8.2
Sources
- CVE-2012-2978 · CVE Program
- CVE-2012-2978 · NVD
- FIRST EPSS
- GHSA-wgh7-q8c2-58gg · GitHub Advisory Database · CC BY 4.0
- CVE-2012-2978 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences