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nvd[email protected]NVD:CVE-2023-38495
HistoryJul 27, 2023 - 7:15 p.m.

CVE-2023-38495

2023-07-2719:15:10
CWE-20
web.nvd.nist.gov
2
crossplane
cloud native
control planes
image backend
package validation

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.9

Confidence

High

EPSS

0.002

Percentile

57.4%

Crossplane is a framework for building cloud native control planes without needing to write code. In versions prior to 1.11.5, 1.12.3, and 1.13.0, Crossplane’s image backend does not validate the byte contents of Crossplane packages. As such, Crossplane does not detect if an attacker has tampered with a Package. The problem has been fixed in 1.11.5, 1.12.3 and 1.13.0. As a workaround, only use images from trusted sources and keep Package editing/creating privileges to administrators only.

Affected configurations

Nvd
Node
cncfcrossplaneRange<1.11.5
OR
cncfcrossplaneRange1.12.01.12.3
VendorProductVersionCPE
cncfcrossplane*cpe:2.3:a:cncf:crossplane:*:*:*:*:*:*:*:*

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.9

Confidence

High

EPSS

0.002

Percentile

57.4%

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