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ubuntucveUbuntu.comUB:CVE-2024-40767
HistoryJul 23, 2024 - 12:00 a.m.

CVE-2024-40767

2024-07-2300:00:00
ubuntu.com
ubuntu.com
6
incomplete file access fix
qcow2
vmdk

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

AI Score

6.4

Confidence

High

EPSS

0.003

Percentile

66.3%

In OpenStack Nova before 27.4.1, 28 before 28.2.1, and 29 before 29.1.1, by
supplying a raw format image that is actually a crafted QCOW2 image with a
backing file path or VMDK flat image with a descriptor file path, an
authenticated user may convince systems to return a copy of the referenced
file’s contents from the server, resulting in unauthorized access to
potentially sensitive data. All Nova deployments are affected. NOTE: this
issue exists because of an incomplete fix for CVE-2022-47951 and
CVE-2024-32498.

Bugs

Notes

Author Note
mdeslaur incomplete fix for OSSA-2024-001
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchnova< anyUNKNOWN
ubuntu20.04noarchnova< 2:21.2.4-0ubuntu2.11UNKNOWN
ubuntu22.04noarchnova< 3:25.2.1-0ubuntu2.6UNKNOWN
ubuntu24.04noarchnova< 3:29.0.1-0ubuntu1.4UNKNOWN
ubuntu16.04noarchnova< anyUNKNOWN

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

AI Score

6.4

Confidence

High

EPSS

0.003

Percentile

66.3%