#VU64571 Allocation of Resources Without Limits or Throttling in Uyuni SUSE Manager - CVE-2022-21952
Published: June 22, 2022
Vulnerability identifier: #VU64571
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-21952
CWE-ID: CWE-770
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Uyuni SUSE Manager
Uyuni SUSE Manager
Software vendor:
Uyuni Project
Uyuni Project
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the "/rhn/manager/frontend-log" script takes a text as a POST parameter and then it writes into the "/var/log/rhn/rhn_web_frontend.log" file. A remote non-authenticated attacker can send arbitrary amount of data to the application log and consume all available disk space, cause a denial of service condition.
Remediation
Install updates from vendor's website.