CVE-2022-43000

D-Link DIR-816 A2 1.10 B05 was discovered to contain a stack overflow via the wizardstep4_pskpwd parameter at /goform/form2WizardStep4

Critical · published October 26, 2022

CVSS v3.1
9.8
EPSS
1%
Percentile
69.7
In the wild
Unconfirmed
What it is

🚨 A stack overflow lurking in the D-Link DIR-816 A2 could turn your friendly router into a digital monster! 🔥 Think of this vulnerability like a plumbing system where one tiny leak can cause the entire pipe to burst — overflowing and flooding everything in its path. A small tweak in the wizardstep4_pskpwd parameter can lead to chaos! With a CVSS score of 9.8, the potential fallout is absolutely devastating. An attacker could exploit this flaw to execute arbitrary code, gaining control over your router and everything connected to it, leading to unauthorized access and data breaches. Your home network could become a playground for hackers!

Put simply

Think of this vulnerability like a plumbing system where one tiny leak can cause the entire pipe to burst — overflowing and flooding everything in its path. A small tweak in the wizardstep4_pskpwd parameter can lead to chaos! The vulnerability arises from a stack overflow via the wizardstep4_pskpwd parameter in the D-Link router, allowing attackers to send specially crafted input that overflows the stack, leading to potential code execution.

What to do

With a CVSS score of 9.8, the potential fallout is absolutely devastating. An attacker could exploit this flaw to execute arbitrary code, gaining control over your router and everything connected to it, leading to unauthorized access and data breaches. Your home network could become a playground for hackers! To safeguard your network, immediately upgrade your D-Link DIR-816 A2 to version 1.10 B06 or later. Additionally, consider disabling remote management features and regularly updating your firmware to protect against future vulnerabilities. You're a security hero! Follow these steps, and you’ll have your router secured in no time. 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01274 · 69.7th percentile
Published
2022-10-26T00:00Z
EPSS history
Timeline
  • 26 OCT 00:00Z
    D-Link DIR-816 A2 1.10 B05 was discovered to contain a stack overflow via the wizardstep4_pskpwd parameter at /goform/form2WizardStep4
    cvelistv5