CVE-2019-2956

MEDIUM

Oracle Database Server 12.1.0.2, 12.2.0.1, 18c, 19c - Authenticated Denial of Service in Core RDBMS (jackson-databind)

Title source: llm
STIX 2.1

Description

Vulnerability in the Core RDBMS (jackson-databind) component of Oracle Database Server. Supported versions that are affected are 12.1.0.2, 12.2.0.1, 18c and 19c. Easily exploitable vulnerability allows low privileged attacker having Create Session privilege with network access via multiple protocols to compromise Core RDBMS (jackson-databind). Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Core RDBMS (jackson-databind). CVSS 3.0 Base Score 5.7 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H).

References (1)

Core 1
Core References

Scores

CVSS v3 5.7
EPSS 0.0112
EPSS Percentile 62.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

Status published
Products (4)
oracle/database_server 12.1.0.2
oracle/database_server 12.2.0.1
oracle/database_server 18c
oracle/database_server 19c
Published Oct 16, 2019
Tracked Since Feb 18, 2026