Vulnerabilities
Misconfiguration
Runtime Security
Compliance
CVE Vulnerabilities

CVE-2020-4420

Improper Resource Shutdown or Release

Published: Jul 01, 2020 | Modified: Jul 07, 2020
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2020-4420
CWEhttps://cwe.mitre.org/data/definitions/404.html

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 attacker to cause a denial of service due a hang in the execution of a terminate command. IBM X-Force ID: 180076.

Weakness

The product does not release or incorrectly releases a resource before it is made available for re-use.

Affected Software

Name Vendor Start Version End Version
Db2 Ibm 9.7.0.0 (including) 9.7.0.0 (including)
Db2 Ibm 10.1.0.0 (including) 10.1.0.0 (including)
Db2 Ibm 10.5.0.0 (including) 10.5.0.0 (including)
Db2 Ibm 11.1.0.0 (including) 11.1.0.0 (including)
Db2 Ibm 11.5.0.0 (including) 11.5.0.0 (including)

Potential Mitigations

  • Use a language that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid.
  • For example, languages such as Java, Ruby, and Lisp perform automatic garbage collection that releases memory for objects that have been deallocated.

References

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