How severe is CVE-2008-3958?

CVE-2008-3958 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2008-3958 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-3958?

CVE-2008-3958 primarily affects Ibm Db2. In total, 23 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-3958?

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

When was CVE-2008-3958 published?

CVE-2008-3958 was published on 2008-09-11 and last updated on 2026-06-16.

CVE-2008-3958

CVE-2008-3958 is a high-severity vulnerability in Ibm Db2 with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Db2
Published: 2008-09-11
Last modified: 2026-06-16

Description

IBM DB2 UDB 8 before Fixpak 17 allows remote attackers to cause a denial of service (instance crash) via a crafted CONNECT/ATTACH data stream that simulates a V7 client connect/attach request. NOTE: this may overlap CVE-2008-3858. NOTE: this issue exists because of an incomplete fix for CVE-2008-3959.

Frequently asked questions

What is CVE-2008-3958?: IBM DB2 UDB 8 before Fixpak 17 allows remote attackers to cause a denial of service (instance crash) via a crafted CONNECT/ATTACH data stream that simulates a V7 client connect/attach request. NOTE: this may overlap CVE-2008-3858. NOTE: this issue exists because of an incomplete fix for CVE-2008-3959.
How severe is CVE-2008-3958?: CVE-2008-3958 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2008-3958 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-3958?: CVE-2008-3958 primarily affects Ibm Db2. In total, 23 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-3958?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2008-3958 published?: CVE-2008-3958 was published on 2008-09-11 and last updated on 2026-06-16.

References

Affected products (23)

cpe:2.3:a:ibm:db2:*:fp16:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp10:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp11:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp12:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp13:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp14:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp15:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp2:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp3:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp4:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp5:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp6:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp6a:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp6b:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp6c:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp7:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp7a:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp7b:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp8:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp8a:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp9:*:*:*:*:*:*
cpe:2.3:a:ibm:db2:8.0:fp9a:*:*:*:*:*:*

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