Oracle Database Server up to 19.25/21.16/23.6 improper authorization

Summaryinfo

A vulnerability was found in Oracle Database Server up to 19.25/21.16/23.6. It has been declared as critical. Affected by this issue is some unknown functionality. The manipulation results in improper authorization. This vulnerability was named CVE-2025-21553. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Oracle Database Server up to 19.25/21.16/23.6. Affected is some unknown processing. The manipulation with an unknown input leads to a improper authorization vulnerability. CWE is classifying the issue as CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.25, 21.3-21.16 and 23.4-23.6. Difficult to exploit vulnerability allows low privileged attacker having Create Session, Create Procedure privilege with network access via Oracle Net to compromise Java VM. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Java VM accessible data as well as unauthorized read access to a subset of Java VM accessible data. CVSS 3.1 Base Score 4.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N).

The advisory is shared for download at oracle.com. This vulnerability is traded as CVE-2025-21553 since 12/25/2024. The exploitability is told to be difficult. It is possible to launch the attack remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/23/2025). The MITRE ATT&CK project declares the attack technique as T1548.002.

Upgrading eliminates this vulnerability.

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Productinfo

Type

• Database Software

Vendor

• Oracle

Name

• Database Server

Version

• 19.0
• 19.1
• 19.2
• 19.3
• 19.4
• 19.5
• 19.6
• 19.7
• 19.8
• 19.9
• 19.10
• 19.11
• 19.12
• 19.13
• 19.14
• 19.15
• 19.16
• 19.17
• 19.18
• 19.19
• 19.20
• 19.21
• 19.22
• 19.23
• 19.24
• 19.25
• 21.0
• 21.1
• 21.2
• 21.3
• 21.4
• 21.5
• 21.6
• 21.7
• 21.8
• 21.9
• 21.10
• 21.11
• 21.12
• 21.13
• 21.14
• 21.15
• 21.16
• 23.0
• 23.1
• 23.2
• 23.3
• 23.4
• 23.5
• 23.6

License

• commercial

Website

• Vendor: https://www.oracle.com

CPE 2.3info

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