Stack-based buffer overflow in the do_hnap function in www/my_cgi.cgi in D-Link DSP-W215…
Priority HIGH 82CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- 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
Stack-based buffer overflow in the do_hnap function in www/my_cgi.cgi in D-Link DSP-W215 (Rev. A1) with firmware 1.01b06 and earlier, DIR-505 with firmware before 1.08b10, and DIR-505L with firmware 1.01 and earlier allows remote attackers to execute arbitrary code via a long Content-Length header in a GetDeviceSettings action in an HNAP request.
Why it matters now
EPSS 0.76555 99th 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
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 · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:dlink:dir505_shareport_mobile_companion_firmware:*:*:*:*:*:*:*:* | up to 1.07 | Vulnerable | D-Link Japan K.K. |
| cpe:2.3:h:dlink:dir505_shareport_mobile_companion:a1:*:*:*:*:*:*:* | a1 | Vulnerable | D-Link Japan K.K. |
| cpe:2.3:o:dlink:dir505l_shareport_mobile_companion_firmware:*:*:*:*:*:*:*:* | up to 1.01 | Vulnerable | D-Link Japan K.K. |
| cpe:2.3:h:dlink:dir-505l_shareport_mobile_companion:a1:*:*:*:*:*:*:* | a1 | Vulnerable | D-Link Japan K.K. |
| cpe:2.3:o:dlink:dsp-w215_firmware:*:b06:*:*:*:*:*:* | up to 1.01 | Vulnerable | D-Link Japan K.K. |
| cpe:2.3:h:dlink:dsp-w215:a1:*:*:*:*:*:*:* | a1 | Vulnerable | D-Link Japan K.K. |
- cpe:2.3:o:dlink:dir505_shareport_mobile_companion_firmware:*:*:*:*:*:*:*:* Versions up to 1.07 Vulnerable ·D-Link Japan K.K.
- cpe:2.3:h:dlink:dir505_shareport_mobile_companion:a1:*:*:*:*:*:*:* Versions a1 Vulnerable ·D-Link Japan K.K.
- cpe:2.3:o:dlink:dir505l_shareport_mobile_companion_firmware:*:*:*:*:*:*:*:* Versions up to 1.01 Vulnerable ·D-Link Japan K.K.
- cpe:2.3:h:dlink:dir-505l_shareport_mobile_companion:a1:*:*:*:*:*:*:* Versions a1 Vulnerable ·D-Link Japan K.K.
- cpe:2.3:o:dlink:dsp-w215_firmware:*:b06:*:*:*:*:*:* Versions up to 1.01 Vulnerable ·D-Link Japan K.K.
- cpe:2.3:h:dlink:dsp-w215:a1:*:*:*:*:*:*:* Versions a1 Vulnerable ·D-Link Japan K.K.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2014-3936
- 2026-10-03 Alias added: GHSA-x263-j2r5-q3m7
References
Exploit 2
More D-Link Japan K.K. Dir-505l Shareport Mobile Companion vulnerabilities
- TI-2013-04185 D-Link DIR-505L SharePort Mobile Companion 1.01 and DIR-826L Wireless N600 Cloud Router… CVSS 2.0HIGH 9.3
Sources
- CVE-2014-3936 · CVE Program
- CVE-2014-3936 · NVD
- FIRST EPSS
- GHSA-x263-j2r5-q3m7 · GitHub Advisory Database · CC BY 4.0
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