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Vulnerability record · CVE-2014-6435 · published 12 January 2018

CVE-2014-6435: Aztech adsl dsl5018en \(1t1r\) firmware improper authentication vulnerability

Aztech · Adsl Dsl5018en \(1t1r\) Firmware

cgi-bin/AZ_Retrain.cgi in Aztech ADSL DSL5018EN (1T1R), DSL705E, and DSL705EU devices does not check for authentication, which allows remote attackers to cause a denial of service (WAN connectivity reset) via a direct request.

7.5 CVSS 3.0 High EPSS 13% · top 3.9% CWE-287 · Improper authentication
7.5CVSS 3.0 base score, v2 5.0
13%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

cgi-bin/AZ_Retrain.cgi in Aztech ADSL DSL5018EN (1T1R), DSL705E, and DSL705EU devices does not check for authentication, which allows remote attackers to cause a denial of service (WAN connectivity reset) via a direct request.

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

Affected products

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

References

LinkTags
http://packetstormsecurity.com/files/128254/Aztech-DSL5018EN-DSL705E-DSL705EU-DoS-Broken-Session-Management.html ExploitThird Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/69809 Third Party AdvisoryVDB Entry
http://packetstormsecurity.com/files/128254/Aztech-DSL5018EN-DSL705E-DSL705EU-DoS-Broken-Session-Management.html ExploitThird Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/69809 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-2014-6435), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.