SB2022062203 - SUSE update for SUSE Manager Server 4.2



SB2022062203 - SUSE update for SUSE Manager Server 4.2

Published: June 22, 2022

Security Bulletin ID SB2022062203
CSH Severity
High
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 33% Medium 33% Low 33%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 vulnerabilities.


1) Resource exhaustion (CVE-ID: CVE-2021-44906)

CWE-ID: CWE-400 - Resource exhaustion

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trick the library into adding or modifying the properties of Object.prototype, using a constructor or __proto__ payload, resulting in prototype pollution and loss of confidentiality, availability, and integrity.


2) Allocation of Resources Without Limits or Throttling (CVE-ID: CVE-2022-21952)

CWE-ID: CWE-770 - Allocation of Resources Without Limits or Throttling

CVSSv4: 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


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.


3) Information Exposure Through an Error Message (CVE-ID: CVE-2022-31248)

CWE-ID: CWE-209 - Information Exposure Through an Error Message

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote attacker to enumerate email addresses of registered users.

The vulnerability exists due to the application in /rhn/help/ForgotCredentials.do exposes information about pretense of an email address of the registered user within the application. A remote non-authenticated attacker can enumerate email addresses of application users.


Remediation

Install update from vendor's website.