NULL pointer dereference in Talos Tinysvcmdns
Priority LOW 37CWE-476Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-476.
Summary
An exploitable NULL pointer dereference vulnerability exists in the tinysvcmdns library version 2017-11-05. A specially crafted packet can make the library dereference a NULL pointer leading to a server crash and denial of service. An attacker needs to send a DNS query to trigger this vulnerability.
Why it matters now
EPSS 0.02426 84th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 |
|---|---|---|---|---|---|
| Talos | Tinysvcmdns | tinysvcmdns 2017-11-05 | — | No fix listed | CNA |
- Tinysvcmdns VendorTalos Affected tinysvcmdns 2017-11-05 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:tinysvcmdns_project:tinysvcmdns:2017-11-05:*:*:*:*:*:*:* | 2017-11-05 | Vulnerable | Tinysvcmdns Project |
- cpe:2.3:a:tinysvcmdns_project:tinysvcmdns:2017-11-05:*:*:*:*:*:*:* Versions 2017-11-05 Vulnerable ·Tinysvcmdns Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-12130
- 2026-10-03 Alias added: GHSA-w7w4-rx65-9vww
References
More Tinysvcmdns Project Tinysvcmdns vulnerabilities
- TI-2017-08881 Memory corruption in geekman Tinysvcmdns CVSS 3.0CRITICAL 10.0
- TI-2019-07140 In tinysvcmdns through 2018-01-16, an mDNS server processing a crafted packet can perform… CVSS 3.0CRITICAL 9.1
- TI-2019-07139 In tinysvcmdns through 2018-01-16, a maliciously crafted mDNS (Multicast DNS) packet… CVSS 3.0HIGH 7.5
Sources
- CVE-2017-12130 · CVE Program
- CVE-2017-12130 · NVD
- FIRST EPSS
- GHSA-w7w4-rx65-9vww · 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