What is CVE-2014-6436?

CVE-2014-6436 is a critical-severity vulnerability in Aztech Adsl Dsl5018en \(1t1r\), classified under Improper Authentication. CVSS score: 9.8/10. Published 2018-01-12.

How severe is CVE-2014-6436?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Aztech Adsl Dsl5018en \(1t1r\)

CVE-2014-6436

Aztech ADSL DSL5018EN (1T1R), DSL705E, and DSL705EU devices improperly manage sessions, which allows remote attackers to bypass authentication in opportunistic circumstances and execute arbitrary commands with administrator privileges by leveraging an existing web portal login.

Vulnerability class: Broken Authentication

Published 2018-01-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.421 (98.7th percentile), scored 2026-09-28.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.421 · newest: 0.421 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.securityfocus.com/bid/69811 (VDB Entry, Third Party Advisory, vdb-entry)
packetstormsecurity.com/files/128254/Aztech-DSL5018EN-DSL705E-DSL705EU-DoS-Brok… (Exploit, VDB Entry, Third Party Advisory)
www.securityfocus.com/archive/1/533489/100/0/threaded (mailing-list)

Frequently asked questions

What is CVE-2014-6436?: CVE-2014-6436 is a critical-severity vulnerability in Aztech Adsl Dsl5018en \(1t1r\), classified under Improper Authentication. CVSS score: 9.8/10. Published 2018-01-12.
How severe is CVE-2014-6436?: Critical severity. CVSS v3 base score is 9.8 out of 10.