CVE-2020-4135

Description

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow an unauthenticated user to send specially crafted packets to cause a denial of service from excessive memory usage.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 3.0 •

CVSS 2.0 •

EPSS 0.30%

Vendor Advisory ibmcloud.com Vendor Advisory ibm.com

Affected: IBM DB2 for Linux- UNIX and Windows

References

Link	Tags
https://www.ibm.com/support/pages/node/2876307	vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/173806	vdb entry vendor advisory
https://security.netapp.com/advisory/ntap-20210108-0001/	third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-4135?: CVE-2020-4135 has been scored as a high severity vulnerability.
How to fix CVE-2020-4135?: To fix CVE-2020-4135, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-4135 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2020-4135 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-4135?: CVE-2020-4135 affects IBM DB2 for Linux- UNIX and Windows.

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