CVE-2020-4642
IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5...
IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow local attacker to cause a denial of service inside the "DB2 Management Service".
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow local attacker to cause a denial of service inside the "DB2 Management Service".
- Record
CVE-2020-4642- CVSS 3.0
- 6.2 Medium
CVSS:3.0/S:U/C:N/UI:N/PR:N/I:N/AV:L/AC:L/A:H/RC:C/E:U/RL:O - Updated
- 2026-11-02
EUVDEUVD-2020-25889
IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow local attacker to cause a denial of service inside the "DB2 Management Service".
- Record
EUVD-2020-25889- CVSS 3.0
- 6.2 Medium
CVSS:3.0/S:U/C:N/UI:N/PR:N/I:N/AV:L/AC:L/A:H/RC:C/E:U/RL:O - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jvr7-4f7q-4v6w No score
IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5...
IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow local attacker to cause a denial of service inside the "DB2 Management Service".
- Record
GHSA-jvr7-4f7q-4v6w- Updated
- 2026-11-02
NVD
IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow local attacker to cause a denial of service inside the "DB2 Management Service".
- Record
CVE-2020-4642- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 3.0
- 6.2 Medium
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-4642 is a medium vulnerability (CVSS 6.2) in Ibm Db2, published December 23, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.37%, the 31st percentile. No source names a fixed version.