Oracle Database 11.2.0.4/12.1.0.2/12.2.0.1/18c/19c Java VM Privilege Escalation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.9$0-$5k0.00

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/19c (Database Software). Affected by this issue is an unknown code of the component Java VM. The manipulation with an unknown input leads to a privilege escalation vulnerability. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 11.2.0.4, 12.1.0.2, 12.2.0.1, 18c and 19c. Difficult to exploit vulnerability allows low privileged attacker having Create Session privilege with network access via Oracle Net to compromise Java VM. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Java VM, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Java VM. CVSS 3.0 Base Score 8.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H).

The weakness was published 04/15/2020 as Oracle Critical Patch Update Advisory - April 2020 as confirmed advisory (Website). The advisory is available at oracle.com. This vulnerability is handled as CVE-2020-2735. The exploitation is known to be difficult. The attack may be launched remotely. A simple authentication is needed for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.

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

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 8.0
VulDB Temp Score: 7.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Oracle): 8.0
Vendor Vector (Oracle): 🔍

NVD Base Score: 8.0
NVD Vector: 🔍

CNA Base Score: 8.0
CNA Vector (Oracle): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Privilege Escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

12/10/2019 🔍
04/15/2020 +127 days 🔍
04/15/2020 +0 days 🔍
04/15/2020 +0 days 🔍
05/20/2024 +1496 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - April 2020
Status: Confirmed

CVE: CVE-2020-2735 (🔍)

Entryinfo

Created: 04/15/2020 12:41 PM
Updated: 05/20/2024 08:21 AM
Changes: 04/15/2020 12:41 PM (53), 04/15/2020 12:43 PM (10), 05/20/2024 08:20 AM (17), 05/20/2024 08:21 AM (17)
Complete: 🔍
Cache ID: 100:77A:40

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