An issue in dlink DIR 823x 240802 allows a remote attacker to execute arbitrary code via…
Priority HIGH 82CWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-78.
Summary
An issue in dlink DIR 823x 240802 allows a remote attacker to execute arbitrary code via the target_addr key value and the function 0x41737c
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01406 72nd 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
- 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-823x_firmware:240802:*:*:*:*:*:*:* | 240802 | Vulnerable | D-Link Japan K.K. |
| cpe:2.3:h:dlink:dir-823x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | D-Link Japan K.K. |
- cpe:2.3:o:dlink:dir-823x_firmware:240802:*:*:*:*:*:*:* Versions 240802 Vulnerable ·D-Link Japan K.K.
- cpe:2.3:h:dlink:dir-823x:-:*:*:*:*:*:*:* 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-2025-29040
- 2026-10-03 Alias added: GHSA-w8ch-v2qx-54xx
References
More D-Link Japan K.K. Dir-823x Firmware vulnerabilities
- TI-2025-21151 A command injection vulnerability in D-Link DIR-823X 240126 and 240802 allows an… KEVCVSS 3.1HIGH 7.2
- TI-2025-20971 An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the function 0x417234 CVSS 3.1CRITICAL 9.8
- TI-2025-20970 An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via… CVSS 3.1CRITICAL 9.8
- TI-2025-20969 An issue in dlink DIR 823x 240802 allows a remote attacker to execute arbitrary code via… CVSS 3.1CRITICAL 9.8
- TI-2024-26840 D-Link DIR-823X AX3000 Dual-Band Gigabit Wireless Router v21_D240126 was discovered to… CVSS 3.1CRITICAL 9.8
- TI-2025-00409 D-Link DIR-823X FUN_00412244 null pointer dereference CVSS 4.0HIGH 8.7
Sources
- CVE-2025-29040 · CVE Program
- CVE-2025-29040 · NVD
- FIRST EPSS
- GHSA-w8ch-v2qx-54xx · GitHub Advisory Database · CC BY 4.0
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