CVE-2022-20798CWE-287

Cisco Email Security Appliance and Cisco Secure Email and Web Manager External Authentication Bypass Vulnerability

Critical · published June 15, 2022

CVSS v3.1
9.8
EPSS
2%
Percentile
74.7
In the wild
Unconfirmed
What it is

🚨 An unauthenticated attacker can easily slip past the gates of your Cisco Secure Email and Web Manager! 🔥 Think of this vulnerability as a restaurant without a bouncer at the door. An attacker can simply walk in and access the VIP section (your web management interface) without even needing a fake ID! With this vulnerability, an attacker could gain unauthorized access to your web management interface, potentially leading to full control over email and web security settings. This could result in data breaches, unauthorized data access, or even malicious changes to your security configurations — a nightmare scenario!

Put simply

Think of this vulnerability as a restaurant without a bouncer at the door. An attacker can simply walk in and access the VIP section (your web management interface) without even needing a fake ID! This vulnerability stems from improper authentication checks within the LDAP external authentication process, allowing attackers to log in without proper credentials by simply manipulating input on the login page.

What to do

With this vulnerability, an attacker could gain unauthorized access to your web management interface, potentially leading to full control over email and web security settings. This could result in data breaches, unauthorized data access, or even malicious changes to your security configurations — a nightmare scenario! Immediate steps involve patching to the latest version of Cisco Secure Email and Web Manager and Cisco Email Security Appliance to mitigate this vulnerability. Also, reviewing your authentication protocols and ensuring proper checks are in place will enhance security. You've got this! By following these steps, you'll be securing your systems like a pro! 🛡️

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
0.01538 · 74.7th percentile
Weakness
CWE-287 · Improper Authentication
Published
2022-06-15T17:55Z
EPSS history
Timeline
  • 15 JUN 17:55Z
    Cisco Email Security Appliance and Cisco Secure Email and Web Manager External Authentication Bypass Vulnerability
    cvelistv5