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Vulnerability record · CVE-2014-7859 · published 25 August 2017

CVE-2014-7859: D-link dns-322l firmware memory buffer overflow vulnerability

D Link · Dns 322l Firmware

Stack-based buffer overflow in login_mgr.cgi in D-Link firmware DNR-320L and DNS-320LW before 1.04b08, DNR-322L before 2.10 build 03, DNR-326 before 2.10 build 03, and DNS-327L before 1.04b01 allows remote attackers to execute arbitrary code by crafting malformed "Host" and "Referer" header values.

9.8 CVSS 3.0 Critical EPSS 21% · top 2.5% CWE-119 · Memory buffer overflow
9.8CVSS 3.0 base score, v2 7.5
21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

Stack-based buffer overflow in login_mgr.cgi in D-Link firmware DNR-320L and DNS-320LW before 1.04b08, DNR-322L before 2.10 build 03, DNR-326 before 2.10 build 03, and DNS-327L before 1.04b01 allows remote attackers to execute arbitrary code by crafting malformed "Host" and "Referer" header values.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/132075/D-Link-Bypass-Buffer-Overflow.html Third Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2015/May/125 Mailing ListThird Party AdvisoryVDB Entry
http://www.search-lab.hu/media/D-Link_Security_advisory_3_0_public.pdf Technical DescriptionThird Party Advisory
http://www.securityfocus.com/archive/1/535626/100/200/threaded Third Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/74878 Third Party AdvisoryVDB Entry
http://packetstormsecurity.com/files/132075/D-Link-Bypass-Buffer-Overflow.html Third Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2015/May/125 Mailing ListThird Party AdvisoryVDB Entry
http://www.search-lab.hu/media/D-Link_Security_advisory_3_0_public.pdf Technical DescriptionThird Party Advisory
http://www.securityfocus.com/archive/1/535626/100/200/threaded Third Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/74878 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2014-7859), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.