CVE-2021-1994

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Web Services)

Critical · published January 20, 2021

CVSS v3.1
9.8
EPSS
5%
Percentile
92.7
In the wild
Unconfirmed
What it is

🚨 A simple HTTP request can give an unauthenticated attacker the keys to your Oracle WebLogic Server kingdom! 🔥 Think of it like an unlocked front door at a hotel; anyone can just stroll in and claim a room without a reservation. This vulnerability makes the WebLogic Server as accessible as an open welcome mat! If exploited, an attacker could take over your Oracle WebLogic Server, leading to devastating consequences like data breaches, unauthorized access, and complete service disruption. Given the critical CVSS score of 9.8, the stakes are incredibly high!

Put simply

Think of it like an unlocked front door at a hotel; anyone can just stroll in and claim a room without a reservation. This vulnerability makes the WebLogic Server as accessible as an open welcome mat! CVE-2021-1994 is a critical vulnerability in the Oracle WebLogic Server that allows unauthenticated attackers with network access to compromise the server via HTTP. This vulnerability is particularly severe due to its potential to impact confidentiality, integrity, and availability.

What to do

If exploited, an attacker could take over your Oracle WebLogic Server, leading to devastating consequences like data breaches, unauthorized access, and complete service disruption. Given the critical CVSS score of 9.8, the stakes are incredibly high! Immediate action is essential! Patch your Oracle WebLogic Server to versions 10.3.6.0.0 and 12.1.3.0.0 or later. Additionally, consider implementing firewall rules to restrict access and monitor your network for suspicious activities. You've got this! Implement these fixes and you'll be back in control 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
0.05469 · 92.7th percentile
Published
2021-01-20T14:49Z
EPSS history
Timeline
  • 20 JAN 14:49Z
    Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Web Services)
    cvelistv5