Executive Summary

Informations
Name CVE-2023-3972 First vendor Publication 2023-11-01
Vendor Cve Last vendor Modification 2023-11-09

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 7.8
Base Score 7.8 Environmental Score 7.8
impact SubScore 5.9 Temporal Score 7.8
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

A vulnerability was found in insights-client. This security issue occurs because of insecure file operations or unsafe handling of temporary files and directories that lead to local privilege escalation. Before the insights-client has been registered on the system by root, an unprivileged local user or attacker could create the /var/tmp/insights-client directory (owning the directory with read, write, and execute permissions) on the system. After the insights-client is registered by root, an attacker could then control the directory content that insights are using by putting malicious scripts into it and executing arbitrary code as root (trivially bypassing SELinux protections because insights processes are allowed to disable SELinux system-wide).

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3972

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-668 Exposure of Resource to Wrong Sphere

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 3
Os 1
Os 1
Os 4
Os 1
Os 4
Os 3
Os 4
Os 1
Os 3
Os 3
Os 1
Os 1
Os 3
Os 7
Os 4
Os 1
Os 5

Sources (Detail)

https://access.redhat.com/errata/RHSA-2023:6795
https://access.redhat.com/errata/RHSA-2023:6796
https://access.redhat.com/errata/RHSA-2023:6798
https://access.redhat.com/errata/RHSA-2023:6811
Source Url
MISC https://access.redhat.com/errata/RHSA-2023:6264
https://access.redhat.com/errata/RHSA-2023:6282
https://access.redhat.com/errata/RHSA-2023:6283
https://access.redhat.com/errata/RHSA-2023:6284
https://access.redhat.com/security/cve/CVE-2023-3972
https://bugzilla.redhat.com/show_bug.cgi?id=2227027
https://github.com/RedHatInsights/insights-core/pull/3878

Alert History

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Date Informations
2023-11-10 00:27:37
  • Multiple Updates
2023-11-08 17:27:31
  • Multiple Updates
2023-11-07 21:27:13
  • Multiple Updates
2023-11-02 17:27:23
  • Multiple Updates
2023-11-01 21:27:23
  • First insertion