CVE-2020-4204

highpriority · track · 31EPSS 0.006 · 48 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.60% (48th) EPSS

CVSS 7.2 · high

Is it mine?

10 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 is vulnerable to a buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with root privileges. IBM X-Force ID: 174960.

cvss

Technical severity, 0–10. One row per scoring source.

8.4

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.07.2highAV:L/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 3.9 · impact 10

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.08.4highCVSS:3.0/S:U/UI:N/C:H/AC:L/PR:N/A:H/I:H/AV:L/E:U/RL:O/RC:Csecondary · ENISA EU

v3.08.4highCVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · psirt@us.ibm.com USexploitability 2.5 · impact 5.9

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-120USprimary

affected products (10)

Products and version ranges known to be affected.

IBM DB2 for Linux- UNIX and Windows≤ 11.1enisa_euvdEU
IBM DB2 for Linux- UNIX and Windows≤ 10.5enisa_euvdEU
IBM DB2 for Linux- UNIX and Windows≤ 11.5enisa_euvdEU
IBM DB2 for Linux- UNIX and Windows≤ 9.7enisa_euvdEU
IBM DB2 for Linux- UNIX and Windows≤ 10.1enisa_euvdEU
ibm db2= 10.1nvdUScpe:2.3:a:ibm:db2:*:*:*:*:*:*:*:*
ibm db2= 10.5nvdUScpe:2.3:a:ibm:db2:*:*:*:*:*:*:*:*
ibm db2= 11.1nvdUScpe:2.3:a:ibm:db2:*:*:*:*:*:*:*:*
ibm db2= 11.5nvdUScpe:2.3:a:ibm:db2:*:*:*:*:*:*:*:*
ibm db2= 9.7nvdUScpe:2.3:a:ibm:db2:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2020-02-19modified 2026-06-17

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+5664 more

references (27)

External citations — patches, advisories, analysis.

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