On D-Link DIR-819 Firmware Version 1.06 Hardware Version A1 devices, it is possible to…
Priority HIGH 72CWE-400Published · 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 · CISA ADP. Fix status from CNA. Impact type from CWE-400.
Summary
On D-Link DIR-819 Firmware Version 1.06 Hardware Version A1 devices, it is possible to trigger a Denial of Service via the sys_token parameter in a cgi-bin/webproc?getpage=html/index.html request.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.07516 94th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- 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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:dlink:dir-819_firmware:1.06:*:*:*:*:*:*:* | 1.06 | Vulnerable | D-Link Japan K.K. |
| cpe:2.3:h:dlink:dir-819:a1:*:*:*:*:*:*:* | a1 | Running on | D-Link Japan K.K. |
- cpe:2.3:o:dlink:dir-819_firmware:1.06:*:*:*:*:*:*:* Versions 1.06 Vulnerable ·D-Link Japan K.K.
- cpe:2.3:h:dlink:dir-819:a1:*:*:*:*:*:*:* Versions a1 Running on ·D-Link Japan K.K.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-40946
- 2026-10-03 Alias added: GHSA-xj5r-2vxf-3ch7
References
More D-Link Japan K.K. Dir-819 Firmware vulnerabilities
- TI-2022-17929 A local file inclusion (LFI) vulnerability in D-Link DIR 819 v1.06 allows attackers to… CVSS 3.1HIGH 8.1
Sources
- CVE-2022-40946 · CVE Program
- CVE-2022-40946 · NVD
- FIRST EPSS
- GHSA-xj5r-2vxf-3ch7 · 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