CVE-2014-7857

D-Link DNS-320L firmware before 1.04b12, DNS-327L before 1.03b04 Build0119, DNR-326 1.40b03, DNS-320B 1.02b01, DNS-345 1.03b06, DNS-325 1.05b03, and DNS-322L…

published August 25, 2017

CVSS
—
EPSS
15%
Percentile
96.7
In the wild
Unconfirmed
What it is

🚨 A sneaky bypass lets attackers waltz right into your D-Link devices as admin — no password needed! šŸ”„ Think of it like a delivery person who walks through the front door without ever showing their ID. This vulnerability allows attackers to exploit a command that acts like a magic password, granting them unchecked access. Once inside, an attacker could wreak havoc by accessing sensitive data or changing crucial settings — the consequences could be absolutely devastating. Imagine losing control over your device and allowing unwanted changes that could compromise your entire network!

Put simply

Think of it like a delivery person who walks through the front door without ever showing their ID. This vulnerability allows attackers to exploit a command that acts like a magic password, granting them unchecked access. This vulnerability in specific D-Link firmware versions allows remote attackers to bypass authentication by manipulating the cmd parameter, enabling unauthorized admin logins through the cgi_set_wto command. By simply setting the session cookie to username=admin, attackers can gain control.

What to do

Once inside, an attacker could wreak havoc by accessing sensitive data or changing crucial settings — the consequences could be absolutely devastating. Imagine losing control over your device and allowing unwanted changes that could compromise your entire network! To safeguard your devices, immediately update the firmware to the latest versions specified by D-Link: 1.04b12 for DNS-320L, 1.03b04 for DNS-327L, and others as detailed. Regularly check for updates to stay protected! You've got this! With these updates, you'll lock down your devices and boost your security hero status! šŸ›”ļø

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.15165 Ā· 96.7th percentile
Published
2017-08-25T18:00Z
EPSS history
Timeline
  • 25 AUG 18:00Z
    D-Link DNS-320L firmware before 1.04b12, DNS-327L before 1.03b04 Build0119, DNR-326 1.40b03, DNS-320B 1.02b01, DNS-345 1.03b06, DNS-325 1.05b03, and DNS-322L…
    cvelistv5