CVE-2019-2956

MEDIUMCVSS 5.7/10EPSS 1.12%

Last modified

CVE-2019-2956 is a medium-severity vulnerability rated 5.7/10 on the CVSS scale. 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. EPSS estimates a 1.12% chance of exploitation in the next 30 days.

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).

Metrics

CVSS 3.1
5.7/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

EPSS Probability
1.12%

61.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
OracleDatabase Server12.1.0.2
OracleDatabase Server12.2.0.1
OracleDatabase Server18c
OracleDatabase Server19c

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-2956?
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).
How severe is CVE-2019-2956?
CVE-2019-2956 has a CVSS score of 5.7/10 (MEDIUM severity). The EPSS model estimates a 1.12% probability of exploitation in the next 30 days.
How do I fix CVE-2019-2956?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-2956?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST