CVE-2020-3247CWE-20

Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data

Critical · published April 15, 2020

Patch now

High probability of exploitation

CVSS calls it critical at 9.8. It sits in the 99.5th percentile for exploit probability.

CVSS v3.0
9.8
EPSS
76%
Percentile
99.5
In the wild
Unconfirmed
What it is

🚨 Multiple vulnerabilities in Cisco UCS Director could let a sneaky attacker stroll right in and bypass authentication — that's like leaving the door wide open at a high-security facility! 🔥 Think of it like a restaurant that forgot to lock the back door; anyone could come in and access sensitive areas without a reservation. These vulnerabilities mean attackers don’t even need a password to get in, making it alarmingly easy for them to exploit the systems. An attacker could exploit these vulnerabilities to gain unauthorized access, conduct directory traversal attacks, and potentially expose or manipulate sensitive data. This could lead to a total system compromise, jeopardizing not just the data but also the integrity of your entire network — an absolute nightmare!

Put simply

Think of it like a restaurant that forgot to lock the back door; anyone could come in and access sensitive areas without a reservation. These vulnerabilities mean attackers don’t even need a password to get in, making it alarmingly easy for them to exploit the systems. The vulnerabilities in Cisco UCS Director's REST API allow for authentication bypass and directory traversal attacks, meaning attackers can access restricted resources without proper credentials or navigate the filesystem to find sensitive information.

What to do

An attacker could exploit these vulnerabilities to gain unauthorized access, conduct directory traversal attacks, and potentially expose or manipulate sensitive data. This could lead to a total system compromise, jeopardizing not just the data but also the integrity of your entire network — an absolute nightmare! Immediate action is necessary! Update to the latest version of Cisco UCS Director to patch these vulnerabilities, and review your security configurations to ensure proper access controls are in place. Regularly audit your APIs to prevent unauthorized access. 🛡️ You've got this! With a few quick steps, you can tighten up security and keep those attackers at bay! 🦸

The record
Technical detail
CVSS v3.0
9.8 · CRITICAL
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.75573 · 99.5th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2020-04-15T20:10Z
EPSS history
Timeline
  • 15 APR 20:10Z
    Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data
    cvelistv5