How severe is CVE-2012-4063?

CVE-2012-4063 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2012-4063 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4063?

CVE-2012-4063 primarily affects Eucalyptus. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-4063?

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

When was CVE-2012-4063 published?

CVE-2012-4063 was published on 2012-10-01 and last updated on 2026-06-16.

CVE-2012-4063

CVE-2012-4063 is a medium-severity vulnerability in Eucalyptus 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Eucalyptus
Published: 2012-10-01
Last modified: 2026-06-16

Description

The Apache Santuario configuration in Eucalyptus before 3.1.1 does not properly restrict applying XML Signature transforms to documents, which allows remote attackers to cause a denial of service via unspecified vectors.

Frequently asked questions

What is CVE-2012-4063?: The Apache Santuario configuration in Eucalyptus before 3.1.1 does not properly restrict applying XML Signature transforms to documents, which allows remote attackers to cause a denial of service via unspecified vectors.
How severe is CVE-2012-4063?: CVE-2012-4063 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2012-4063 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4063?: CVE-2012-4063 primarily affects Eucalyptus. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-4063?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-4063 published?: CVE-2012-4063 was published on 2012-10-01 and last updated on 2026-06-16.

References

Affected products (18)

cpe:2.3:a:eucalyptus:eucalyptus:*:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:1.0:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:1.1:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:1.2:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:1.3:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:1.4:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:1.5.1:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:1.6:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:1.6.2:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:2.0:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:2.0.3:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:3.0:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:3.0.1:*:*:*:*:*:*:*
cpe:2.3:a:eucalyptus:eucalyptus:3.1.1:*:*:*:*:*:*:*

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