VDB-133481 · CVE-2019-2516 · Qualys 20112

Oracle Database 11.2.0.4/12.1.0.2/12.2.0.1/18c Portable Clusterware access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Oracle Database 11.2.0.4/12.1.0.2/12.2.0.1/18c. It has been classified as critical. The impacted element is an unknown function of the component Portable Clusterware. The manipulation leads to access control. This vulnerability is documented as CVE-2019-2516. The attack needs to be performed locally. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Oracle Database 11.2.0.4/12.1.0.2/12.2.0.1/18c (Database Software). This issue affects an unknown code block of the component Portable Clusterware. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability.

The bug was discovered 04/16/2019. The weakness was released 04/16/2019 as Oracle Critical Patch Update Advisory - April 2019 as confirmed advisory (Website). The advisory is shared at oracle.com. The identification of this vulnerability is CVE-2019-2516 since 12/14/2018. An attack has to be approached locally. The exploitation needs additional levels of successful authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 20112 (Oracle Database April 2019 Patch Set Update (PSU) 12.2.0.1.190416 Not Installed).

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

Entries connected to this vulnerability are available at VDB-133580, VDB-133572, VDB-133573 and VDB-133574. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Database Software

Vendor

Oracle

Name

Database

Version

License

commercial

Website

Vendor: https://www.oracle.com

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.1

VulDB Base Score: 8.2
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 8.2
Vendor Vector (Oracle): 🔍

NVD Base Score: 8.2
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

12/14/2018 🔍
04/16/2019 +123 days 🔍
04/16/2019 +0 days 🔍
04/16/2019 +0 days 🔍
04/18/2019 +1 days 🔍
08/29/2023 +1594 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - April 2019
Status: Confirmed

CVE: CVE-2019-2516 (🔍)
GCVE (CVE): GCVE-0-2019-2516
GCVE (VulDB): GCVE-100-133481
See also: 🔍

Entryinfo

Created: 04/18/2019 07:39
Updated: 08/29/2023 17:39
Changes: 04/18/2019 07:39 (71), 05/30/2020 17:34 (2), 08/29/2023 17:39 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.