Oracle Database up to 19.32/21.23/23.26.3 Net Services privileges management

Summaryinfo

A vulnerability identified as problematic has been detected in Oracle Database up to 19.32/21.23/23.26.3. The impacted element is an unknown function of the component Net Services. Performing a manipulation results in privileges management. This vulnerability was named CVE-2026-101510. The attack needs to be approached locally. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Oracle Database up to 19.32/21.23/23.26.3. This affects some unknown functionality of the component Net Services. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on availability. The summary by CVE is:

Vulnerability in the Oracle Net Services component of Oracle Database Server. Supported versions that are affected are 19.3-19.32, 21.3-21.23 and 23.4.0-23.26.3. Easily exploitable vulnerability allows high privileged attacker having None privilege with logon to the infrastructure where Oracle Net Services executes to compromise Oracle Net Services. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Net Services. CVSS 3.1 Base Score 4.4 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

It is possible to read the advisory at oracle.com. This vulnerability is uniquely identified as CVE-2026-101510 since 09/28/2026. The exploitability is told to be easy. Attacking locally is a requirement. Additional levels of successful authentication are necessary for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

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Productinfo

Type

• Database Software

Vendor

• Oracle

Name

• Database

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
• 19.26
• 19.27
• 19.28
• 19.29
• 19.30
• 19.31
• 19.32
• 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
• 21.17
• 21.18
• 21.19
• 21.20
• 21.21
• 21.22
• 21.23
• 23.26.0
• 23.26.1
• 23.26.2
• 23.26.3

License

• commercial

Website

• Vendor: https://www.oracle.com

CPE 2.3info

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CPE 2.2info

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