Information disclosure in Openstack Nova - CVE-2024-40767

Vulnerability identifier: #VU96470

CSH Severity: Low

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2024-40767

CWE-ID: CWE-200

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vendor: Openstack

Affected software:
Openstack Nova

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to insufficient validation of file paths inside a QCOW2 image with a backing file path or VMDK flat image with a descriptor file path. A remote user can supply a specially crafted image that references a specific data file path and view the contents of the file.

Install update from vendor's website.

• https://launchpad.net/bugs/2071734
• https://www.openwall.com/lists/oss-security/2024/07/23/2
• https://security.openstack.org/ossa/OSSA-2024-002.html