CVE-2022-1165CWE-639

Blackhole for Bad Bots < 3.3.2 - Arbitrary IP Address Blocking via IP Spoofing

published April 4, 2022

CVSS
—
EPSS
2%
Percentile
76.6
In the wild
Unconfirmed
What it is

⚠️ Spoofable headers are the Achilles' heel of the Blackhole for Bad Bots plugin! An attacker could easily manipulate IP addresses, leading to potential chaos on your WordPress site. 🔥 Imagine a security guard who only checks the name on a guest list but blindly lets anyone in if they say they're on it. That’s exactly how this plugin works with IP addresses – it can be easily tricked! A crafty competitor could block important traffic, like legitimate search engine crawlers, crippling your site's visibility. This vulnerability opens the door for arbitrary IP addresses to be blocked, putting your admin access at risk and wreaking havoc on your site's performance.

Put simply

Imagine a security guard who only checks the name on a guest list but blindly lets anyone in if they say they're on it. That’s exactly how this plugin works with IP addresses – it can be easily tricked! The vulnerability in the Blackhole for Bad Bots plugin involves the improper validation of request headers, which allows attackers to spoof IP addresses, effectively bypassing the plugin's intended protections.

What to do

A crafty competitor could block important traffic, like legitimate search engine crawlers, crippling your site's visibility. This vulnerability opens the door for arbitrary IP addresses to be blocked, putting your admin access at risk and wreaking havoc on your site's performance. Immediately update the Blackhole for Bad Bots plugin to version 3.3.2 or later to close this vulnerability. Regularly audit your security settings to ensure that only legitimate IPs are allowed through. You've got this! Stay vigilant and keep your site secure! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01670 · 76.6th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2022-04-04T15:36Z
EPSS history
Timeline
  • 04 APR 15:36Z
    Blackhole for Bad Bots < 3.3.2 - Arbitrary IP Address Blocking via IP Spoofing
    cvelistv5