CVE-2019-19727 : Vulnerability Insights and Analysis

A vulnerability in SchedMD Slurm versions prior to 18.08.9 and 19.x versions prior to 19.05.5 allows weak permissions for the slurmdbd.conf file.

Understanding CVE-2019-19727

Weak permissions for the slurmdbd.conf file have been identified in SchedMD Slurm versions prior to 18.08.9 and 19.x versions prior to 19.05.5.

What is CVE-2019-19727?

CVE-2019-19727 is a vulnerability in SchedMD Slurm that allows weak permissions for the slurmdbd.conf file in certain versions.

The Impact of CVE-2019-19727

This vulnerability could potentially allow unauthorized access to sensitive information stored in the slurmdbd.conf file, leading to data breaches or unauthorized system modifications.

Technical Details of CVE-2019-19727

The technical details of the CVE-2019-19727 vulnerability in SchedMD Slurm are as follows:

Vulnerability Description

SchedMD Slurm before 18.08.9 and 19.x before 19.05.5 has weak slurmdbd.conf permissions, which could be exploited by attackers.

Affected Systems and Versions

SchedMD Slurm versions prior to 18.08.9
SchedMD Slurm 19.x versions prior to 19.05.5

Exploitation Mechanism

Attackers can exploit the weak permissions in the slurmdbd.conf file to gain unauthorized access to critical system information.

Mitigation and Prevention

To address CVE-2019-19727 in SchedMD Slurm, follow these mitigation steps:

Immediate Steps to Take

Update SchedMD Slurm to version 18.08.9 or 19.05.5, where the vulnerability is patched.
Restrict access to the slurmdbd.conf file to authorized users only.

Long-Term Security Practices

Regularly monitor and audit file permissions and access controls on critical system files.
Implement the principle of least privilege to restrict access to sensitive files.

Patching and Updates

Apply security patches and updates provided by SchedMD to ensure the latest security fixes are in place.