How severe is CVE-2012-4517?

CVE-2012-4517 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2012-4517 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4517?

CVE-2012-4517 affects Openfabrics Ibacm. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-4517?

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

When was CVE-2012-4517 published?

CVE-2012-4517 was published on 2012-10-22 and last updated on 2026-06-16.

CVE-2012-4517

CVE-2012-4517 is a medium-severity vulnerability in Openfabrics Ibacm 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-399.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Openfabrics Ibacm
Published: 2012-10-22
Last modified: 2026-06-16

Description

ibacm before 1.0.6 does not properly manage reference counts for multicast connections, which allows remote attackers to cause a denial of service (ibacm service crash) via a crafted join response.

Frequently asked questions

What is CVE-2012-4517?: ibacm before 1.0.6 does not properly manage reference counts for multicast connections, which allows remote attackers to cause a denial of service (ibacm service crash) via a crafted join response.
How severe is CVE-2012-4517?: CVE-2012-4517 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2012-4517 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4517?: CVE-2012-4517 affects Openfabrics Ibacm. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-4517?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-4517 published?: CVE-2012-4517 was published on 2012-10-22 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:openfabrics:ibacm:*:*:*:*:*:*:*:*

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