How severe is CVE-2010-3731?

CVE-2010-3731 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2010-3731 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-3731?

CVE-2010-3731 primarily affects Ibm Db2. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-3731?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2010-3731 published?

CVE-2010-3731 was published on 2010-10-05 and last updated on 2026-06-16.

CVE-2010-3731

CVE-2010-3731 is a critical-severity vulnerability in Ibm Db2 with a CVSS 2.0 base score of 10.0. 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-119.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 10% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Ibm Db2
Published: 2010-10-05
Last modified: 2026-06-16

Description

Stack-based buffer overflow in the validateUser implementation in the com.ibm.db2.das.core.DasSysCmd function in db2dasrrm in the DB2 Administration Server (DAS) component in IBM DB2 9.1 before FP10, 9.5 before FP6a, and 9.7 before FP3 allows remote attackers to execute arbitrary code via a long username string.

Frequently asked questions

What is CVE-2010-3731?: Stack-based buffer overflow in the validateUser implementation in the com.ibm.db2.das.core.DasSysCmd function in db2dasrrm in the DB2 Administration Server (DAS) component in IBM DB2 9.1 before FP10, 9.5 before FP6a, and 9.7 before FP3 allows remote attackers to execute arbitrary code via a long username string.
How severe is CVE-2010-3731?: CVE-2010-3731 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2010-3731 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-3731?: CVE-2010-3731 primarily affects Ibm Db2. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-3731?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2010-3731 published?: CVE-2010-3731 was published on 2010-10-05 and last updated on 2026-06-16.

References

Affected products (10)

cpe:2.3:a:ibm:db2:9.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.5:fp1:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.5:fp2:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.5:fp2a:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.5:fp3:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.5:fp3a:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.5:fp3b:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.5:fp4:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.5:fp4a:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:9.5:fp5:*:*:*:*:*:*

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