How severe is CVE-2006-5663?

CVE-2006-5663 has a CVSS 2.0 base score of 4.6, rated medium severity.

Is CVE-2006-5663 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-5663?

CVE-2006-5663 primarily affects Ibm Informix Client Sdk. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-5663?

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

When was CVE-2006-5663 published?

CVE-2006-5663 was published on 2006-11-03 and last updated on 2026-06-16.

CVE-2006-5663

CVE-2006-5663 is a medium-severity vulnerability in Ibm Informix Client Sdk with a CVSS 2.0 base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 4.6)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Informix Client Sdk
Published: 2006-11-03
Last modified: 2026-06-16

Description

IBM Informix Dynamic Server 10.00, Informix Client Software Development Kit (CSDK) 2.90, and Informix I-Connect 2.90 use insecure permissions for installation scripts, which allows local users to gain privileges by modifying the scripts.

Frequently asked questions

What is CVE-2006-5663?: IBM Informix Dynamic Server 10.00, Informix Client Software Development Kit (CSDK) 2.90, and Informix I-Connect 2.90 use insecure permissions for installation scripts, which allows local users to gain privileges by modifying the scripts.
How severe is CVE-2006-5663?: CVE-2006-5663 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2006-5663 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-5663?: CVE-2006-5663 primarily affects Ibm Informix Client Sdk. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-5663?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-5663 published?: CVE-2006-5663 was published on 2006-11-03 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:ibm:informix_client_sdk:2.90:*:*:*:*:*:*:*
cpe:2.3:a:ibm:informix_dynamic_server:10.00:*:*:*:*:*:*:*
cpe:2.3:a:ibm:informix_i-connect:2.90:*:*:*:*:*:*:*

More vulnerabilities in Ibm Informix Client Sdk

CVE-2009-3691 — Critical (CVSS 9.3): Multiple integer overflows in setnet32.exe 3.50.0.13752 in IBM Informix Client SDK 3.0 and 3.50 and Informix Connect…
CVE-2006-5664 — Medium (CVSS 4.6): The installation script in IBM Informix Dynamic Server 10.00, Informix Client Software Development Kit (CSDK) 2.90, and…

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