How severe is CVE-2012-4066?

CVE-2012-4066 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2012-4066 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4066?

CVE-2012-4066 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-2012-4066?

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

When was CVE-2012-4066 published?

CVE-2012-4066 was published on 2013-03-08 and last updated on 2026-06-16.

CVE-2012-4066

CVE-2012-4066 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-287.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Eucalyptus
Published: 2013-03-08
Last modified: 2026-06-16

Description

The internal message protocol for Walrus in Eucalyptus 3.2.0 and earlier does not require signatures for unspecified request headers, which allows attackers to (1) delete or (2) upload snapshots.

Frequently asked questions

What is CVE-2012-4066?: The internal message protocol for Walrus in Eucalyptus 3.2.0 and earlier does not require signatures for unspecified request headers, which allows attackers to (1) delete or (2) upload snapshots.
How severe is CVE-2012-4066?: CVE-2012-4066 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2012-4066 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4066?: CVE-2012-4066 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-2012-4066?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-4066 published?: CVE-2012-4066 was published on 2013-03-08 and last updated on 2026-06-16.

References

http://www.eucalyptus.com/eucalyptus-cloud/security/esa-08

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:3.1.0:*:*:*:*:*:*:*

More vulnerabilities in Eucalyptus

CVE-2013-4767 — Critical (CVSS 10.0): Unspecified vulnerability in Eucalyptus before 3.3.2 has unknown impact and attack vectors.
CVE-2016-8528 — High (CVSS 8.8): A Remote Escalation of Privilege vulnerability in HPE Helion Eucalyptus version 3.3.0 through 4.3.1 was found.
CVE-2016-8520 — High (CVSS 8.8): HPE Helion Eucalyptus v4.3.0 and earlier does not correctly check IAM user's permissions for accessing versioned…
CVE-2015-6861 — High (CVSS 7.5): HPE Helion Eucalyptus 3.4.0 through 4.2.0 allows remote authenticated users to bypass an intended AssumeRole permission…
CVE-2012-3241 — High (CVSS 7.5): The VMware Broker in Eucalyptus 2.0.3 and 3.0.x before 3.0.2 does not properly authenticate SOAP requests, which allows…
CVE-2012-3240 — High (CVSS 7.5): The Walrus service in Eucalyptus 2.0.3 and 3.0.x before 3.0.2 allows remote attackers to gain administrator privileges…

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