Multiple vulnerabilities in Oracle Database Server

Published: 2022-01-18

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-21393 CVE-2022-21247
CWE-ID	CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Oracle Database Server Server applications / Database software
Vendor	Oracle

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper input validation

EUVDB-ID: #VU59696

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-21393

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote authenticated user to perform service disruption.

The vulnerability exists due to improper input validation within the Java VM in Oracle Database Server. A remote authenticated user can exploit this vulnerability to perform service disruption.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Oracle Database Server: 12.1.0.2 - 21c

External links

http://www.oracle.com/security-alerts/cpujan2022.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Improper input validation

EUVDB-ID: #VU59697