How severe is CVE-2012-2191?

CVE-2012-2191 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2012-2191 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-2191?

CVE-2012-2191 primarily affects Ibm Global Security Kit. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-2191?

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

When was CVE-2012-2191 published?

CVE-2012-2191 was published on 2012-08-08 and last updated on 2026-06-16.

CVE-2012-2191

CVE-2012-2191 is a medium-severity vulnerability in Ibm Global Security Kit 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-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Ibm Global Security Kit
Published: 2012-08-08
Last modified: 2026-06-16

Description

IBM Global Security Kit (aka GSKit) before 8.0.14.22, as used in IBM Rational Directory Server, IBM Tivoli Directory Server, and other products, does not properly validate data during execution of a protection mechanism against the Vaudenay SSL CBC timing attack, which allows remote attackers to cause a denial of service (application crash) via crafted values in the TLS Record Layer, a different vulnerability than CVE-2012-2333.

Frequently asked questions

What is CVE-2012-2191?: IBM Global Security Kit (aka GSKit) before 8.0.14.22, as used in IBM Rational Directory Server, IBM Tivoli Directory Server, and other products, does not properly validate data during execution of a protection mechanism against the Vaudenay SSL CBC timing attack, which allows remote attackers to cause a denial of service (application crash) via crafted values in the TLS Record Layer, a different vulnerability than CVE-2012-2333.
How severe is CVE-2012-2191?: CVE-2012-2191 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2012-2191 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-2191?: CVE-2012-2191 primarily affects Ibm Global Security Kit. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-2191?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-2191 published?: CVE-2012-2191 was published on 2012-08-08 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:a:ibm:global_security_kit:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:global_security_kit:7.0.4.28:*:*:*:*:*:*:*
cpe:2.3:a:ibm:global_security_kit:7.0.4.29:*:*:*:*:*:*:*
cpe:2.3:a:ibm:rational_directory_server:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_directory_server:*:*:*:*:*:*:*:*

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