SB2022120642 - Multiple vulnerabilitie sin Red Hat Advanced Cluster Security (RHACS)
Published: December 6, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Incorrect authorization (CVE-ID: CVE-2022-24778)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists in imgcrypt library when checking the keys of an authorized user to access an encrypted image on systems where layers are not available and cannot run on the host architecture. A remote attacker can run an image without providing the previously decrypted keys and gain access to sensitive information.
2) Improper Verification of Cryptographic Signature (CVE-ID: CVE-2022-36056)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to improper verification of signature when processing artifacts. A remote attacker can supply a specially crafted artifact and bypass the implemented blob verification process.
3) Integer overflow (CVE-ID: CVE-2022-42898)
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to an integer overflow within the S4U2Proxy handler on 32-bit systems. A remote user can send specially crafted request to the KDC server, trigger an integer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.