How severe is CVE-2020-4230?

CVE-2020-4230 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-4230 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-4230?

CVE-2020-4230 primarily affects Ibm Db2. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-4230?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-4230 published?

CVE-2020-4230 was published on 2020-02-19 and last updated on 2026-06-17.

CVE-2020-4230

CVE-2020-4230 is a medium-severity vulnerability in Ibm Db2 with a CVSS 3.x base score of 6.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 4.6
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Db2
Published: 2020-02-19
Last modified: 2026-06-17

Description

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.1 and 11.5 is vulnerable to an escalation of privilege when an authenticated local attacker with special permissions executes specially crafted Db2 commands. IBM X-Force ID: 175212.

Frequently asked questions

What is CVE-2020-4230?: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.1 and 11.5 is vulnerable to an escalation of privilege when an authenticated local attacker with special permissions executes specially crafted Db2 commands. IBM X-Force ID: 175212.
How severe is CVE-2020-4230?: CVE-2020-4230 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-4230 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-4230?: CVE-2020-4230 primarily affects Ibm Db2. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-4230?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-4230 published?: CVE-2020-4230 was published on 2020-02-19 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:ibm:db2:11.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:11.5:*:*:*:*:*:*:*

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