CVE-2011-4596

CVE-2011-4596 is a medium-severity vulnerability in Openstack Nova with a CVSS 2.0 base score of 6.0. 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-22.

Key facts

Description

Multiple directory traversal vulnerabilities in OpenStack Nova before 2011.3.1, when the EC2 API and the S3/RegisterImage image-registration method are enabled, allow remote authenticated users to overwrite arbitrary files via a crafted (1) tarball or (2) manifest.

Frequently asked questions

What is CVE-2011-4596?
Multiple directory traversal vulnerabilities in OpenStack Nova before 2011.3.1, when the EC2 API and the S3/RegisterImage image-registration method are enabled, allow remote authenticated users to overwrite arbitrary files via a crafted (1) tarball or (2) manifest.
How severe is CVE-2011-4596?
CVE-2011-4596 has a CVSS 2.0 base score of 6.0, rated medium severity.
Is CVE-2011-4596 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-4596?
CVE-2011-4596 affects Openstack Nova. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-4596?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-4596 published?
CVE-2011-4596 was published on 2011-12-23 and last updated on 2026-06-16.

References

Affected products (1)

More vulnerabilities in Openstack Nova

All CVEs affecting Openstack Nova →

Other CWE-22 (Path Traversal) vulnerabilities

Browse all CWE-22 (Path Traversal) vulnerabilities →