Oracle Database up to 18.2 Core RDBMS access control

CVSS Meta Temp Score
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CTI Interest Score
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8.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Oracle Database 11.2.0.4/12.1.0.2/12.2.0.1/18.1/18.2. It has been classified as critical. The affected element is an unknown function of the component Core RDBMS. This manipulation causes access control. This vulnerability is tracked as CVE-2018-2939. The attack is restricted to local execution. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Oracle Database 11.2.0.4/12.1.0.2/12.2.0.1/18.1/18.2 (Database Software) and classified as critical. Affected by this vulnerability is an unknown code block of the component Core RDBMS. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect integrity, and availability.

The bug was discovered 07/17/2018. The weakness was disclosed 07/18/2018 as Oracle Critical Patch Update Advisory - July 2018 as confirmed advisory (Website). It is possible to read the advisory at oracle.com. This vulnerability is known as CVE-2018-2939 since 12/15/2017. Attacking locally is a requirement. The requirement for exploitation is a single authentication. 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.

The vulnerability scanner Nessus provides a plugin with the ID 111219 (Oracle Database Server Multiple Vulnerabilities (July 2018 CPU)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Databases and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 20086 (Oracle Database July 2018 Patch Set Update (PSU) 12.1.0.2.180717 Not Installed (Patch 28317232)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (111219) and SecurityFocus (BID 104804†). The entries VDB-79791, VDB-95830, VDB-97118 and VDB-99028 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.3

VulDB Base Score: 8.4
VulDB Temp Score: 8.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 8.4
Vendor Vector (Oracle): 🔍

NVD Base Score: 8.4
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 111219
Nessus Name: Oracle Database Server Multiple Vulnerabilities (July 2018 CPU)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

12/15/2017 🔍
07/17/2018 +214 days 🔍
07/17/2018 +0 days 🔍
07/18/2018 +0 days 🔍
07/18/2018 +0 days 🔍
07/18/2018 +0 days 🔍
07/18/2018 +0 days 🔍
07/20/2018 +2 days 🔍
04/09/2023 +1724 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - July 2018
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-2939 (🔍)
GCVE (CVE): GCVE-0-2018-2939
GCVE (VulDB): GCVE-100-121567
SecurityFocus: 104804 - Oracle Database Server CVE-2018-2939 Local Security Vulnerability
SecurityTracker: 1041299

See also: 🔍

Entryinfo

Created: 07/18/2018 10:06
Updated: 04/09/2023 15:57
Changes: 07/18/2018 10:06 (84), 04/04/2020 16:57 (5), 04/09/2023 15:57 (5)
Complete: 🔍
Cache ID: 216::103

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