SB2023071973 - Multiple vulnerabilities in Oracle Communications Cloud Native Core Console
Published: July 19, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 4 secuirty vulnerabilities.
1) Information disclosure (CVE-ID: CVE-2022-45787)
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to improper laxist permissions on the temporary files. A local user can gain unauthorized access to sensitive information on the system.
2) Input validation error (CVE-ID: CVE-2023-20861)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of SpEL expressions. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
3) Inadequate Encryption Strength (CVE-ID: CVE-2023-0361)
The vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists due to an error in the TLS RSA key exchange. A remote attacker can perform Bleichenbacher oracle attack and decrypt information.
4) Security features bypass (CVE-ID: CVE-2023-20862)
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the logout support does not properly clean the security context if using serialized versions. A remote attacker can save an empty security context to the HttpSessionSecurityContextRepository and keep users authenticated even after they performed logout.
Remediation
Install update from vendor's website.