Vulnerability Monitor

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CVE-2014-3936

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.

Security Impact Summary

CVE-2014-3936 is a security vulnerability that . Impacting 6 products from dlink, from dlink, from dlink and 3 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2014, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2014-06-02T14:55:04.263

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 10.0 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

10.0

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	dlink	dir505_shareport_mobile_companion_firmware	≤ 1.07	Yes
Hardware	dlink	dir505_shareport_mobile_companion	a1	Yes
Operating System	dlink	dir505l_shareport_mobile_companion_firmware	≤ 1.01	Yes
Hardware	dlink	dir-505l_shareport_mobile_companion	a1	Yes
Operating System	dlink	dsp-w215_firmware	≤ 1.01	Yes
Hardware	dlink	dsp-w215	a1	Yes

References

http://packetstormsecurity.com/files/127427/D-Link-HNAP-Request-Remote-Buffer-Overflow.html Exploit ([email protected])
http://secunia.com/advisories/58728 ([email protected])
http://secunia.com/advisories/58972 ([email protected])
http://securityadvisories.dlink.com/security/publication.aspx?name=SAP10027 Vendor Advisory ([email protected])
http://securityadvisories.dlink.com/security/publication.aspx?name=SAP10029 Vendor Advisory ([email protected])
http://www.devttys0.com/2014/05/hacking-the-d-link-dsp-w215-smart-plug Exploit ([email protected])
http://www.securityfocus.com/bid/67651 Exploit ([email protected])
http://packetstormsecurity.com/files/127427/D-Link-HNAP-Request-Remote-Buffer-Overflow.html Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/58728 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/58972 (af854a3a-2127-422b-91ae-364da2661108)
http://securityadvisories.dlink.com/security/publication.aspx?name=SAP10027 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://securityadvisories.dlink.com/security/publication.aspx?name=SAP10029 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.devttys0.com/2014/05/hacking-the-d-link-dsp-w215-smart-plug Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/67651 Exploit (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For dlink's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.