An issue in D-Link DIR-842V2 v1.0.3 allows attackers to execute arbitrary commands via importing a crafted file.
Priority MEDIUM 64Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
An issue in D-Link DIR-842V2 v1.0.3 allows attackers to execute arbitrary commands via importing a crafted file.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.3104 98th 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
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
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-842v2_firmware:1.0.3:*:*:*:*:*:*:* | 1.0.3 | Vulnerable | D-Link Japan K.K. |
| cpe:2.3:h:dlink:dir-842v2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | D-Link Japan K.K. |
- cpe:2.3:o:dlink:dir-842v2_firmware:1.0.3:*:*:*:*:*:*:* Versions 1.0.3 Vulnerable ·D-Link Japan K.K.
- cpe:2.3:h:dlink:dir-842v2:-:*:*:*:*:*:*:* Versions not specified by NVD 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-2023-33781
- 2026-10-03 Alias added: GHSA-qr5c-6mp2-9cj4
References
More D-Link Japan K.K. Dir-842v2 Firmware vulnerabilities
- TI-2023-16688 D-Link DIR-842V2 v1.0.3 was discovered to contain a command injection vulnerability via the iperf3 diagnostics function. CVSS 3.1HIGH 8.8
Sources
- CVE-2023-33781 · CVE Program
- CVE-2023-33781 · NVD
- FIRST EPSS
- GHSA-qr5c-6mp2-9cj4 · GitHub Advisory Database · CC BY 4.0
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