CVE-2021-28123

Undocumented Default Cryptographic Key Vulnerability in Cohesity DataPlatform version 6.3 prior 6.3.1g, 6.4 up to 6.4.1c and 6.5.1 through 6.5.1b

published April 2, 2021

CVSS
—
EPSS
1%
Percentile
73.7
In the wild
Unconfirmed
What it is

⚡ A sneaky default SSH key is all it takes for attackers to waltz into your Cohesity DataPlatform! Think of it like leaving your front door unlocked with a spare key hidden under the doormat. Anyone who knows where to look can walk right in and access anything inside without you even realizing it! If exploited, this vulnerability allows an attacker to gain full access to your Linux system, potentially compromising sensitive data or even taking control of your entire platform. It's like handing over the keys to your digital fortress without a second thought!

Put simply

Think of it like leaving your front door unlocked with a spare key hidden under the doormat. Anyone who knows where to look can walk right in and access anything inside without you even realizing it! This vulnerability revolves around an undocumented default cryptographic key in Cohesity DataPlatform versions 6.3 prior to 6.3.1g, and 6.5.1 through 6.5.1b, which could let unauthorized users gain SSH access to the system.

What to do

If exploited, this vulnerability allows an attacker to gain full access to your Linux system, potentially compromising sensitive data or even taking control of your entire platform. It's like handing over the keys to your digital fortress without a second thought! To mitigate this risk, immediately update your Cohesity DataPlatform to version 6.3.1g or later, as well as 6.4.1c or later. Additionally, ensure that you change any default SSH keys or passwords to custom, secure values. Don't forget to audit your access logs for any suspicious activity! You've got this! Follow these steps and your system will be locked down in no time! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01479 · 73.7th percentile
Published
2021-04-02T14:46Z
EPSS history
Timeline
  • 02 APR 14:46Z
    Undocumented Default Cryptographic Key Vulnerability in Cohesity DataPlatform version 6.3 prior 6.3.1g, 6.4 up to 6.4.1c and 6.5.1 through 6.5.1b
    cvelistv5