How severe is CVE-2009-1239?

CVE-2009-1239 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2009-1239 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-1239?

CVE-2009-1239 primarily affects Ibm Db2. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-1239?

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

When was CVE-2009-1239 published?

CVE-2009-1239 was published on 2009-04-03 and last updated on 2026-06-16.

CVE-2009-1239

CVE-2009-1239 is a medium-severity vulnerability in Ibm Db2 with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Ibm Db2
Published: 2009-04-03
Last modified: 2026-06-16

Description

IBM DB2 9.1 before FP7 returns incorrect query results in certain situations related to the order of application of an INNER JOIN predicate and an OUTER JOIN predicate, which might allow attackers to obtain sensitive information via a crafted query.

Frequently asked questions

What is CVE-2009-1239?: IBM DB2 9.1 before FP7 returns incorrect query results in certain situations related to the order of application of an INNER JOIN predicate and an OUTER JOIN predicate, which might allow attackers to obtain sensitive information via a crafted query.
How severe is CVE-2009-1239?: CVE-2009-1239 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2009-1239 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-1239?: CVE-2009-1239 primarily affects Ibm Db2. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-1239?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-1239 published?: CVE-2009-1239 was published on 2009-04-03 and last updated on 2026-06-16.

References

Affected products (17)

cpe:2.3:a:ibm:db2:*:fp6a:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:*:connect_server:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:*:enterprise_server:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:*:express_server:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:*:personal:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:*:workgroup_server:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:fp1:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:fp1:unix:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:fp1:windows:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:fp2:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:fp3:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:fp3a:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:fp4:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:fp4a:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:fp5:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.1:fp6:*:*:*:*:*:*

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