PT-2023-7916 · Aufs+1 · Aufs+1

Claudio Bozzato

+1

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Published

2023-12-05

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Updated

2023-12-12

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CVE-2023-45838

CVSS v3.1

8.1

High

VectorAV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Buildroot versions 2023.08.1 through dev commit 622698d7847
Description Multiple data integrity vulnerabilities exist in the package hash checking functionality. A specially crafted man-in-the-middle attack can lead to arbitrary command execution in the builder. This issue is related to the aufs package. The vulnerability can be exploited by a remote attacker to perform a man-in-the-middle attack.
Recommendations For Buildroot versions 2023.08.1 through dev commit 622698d7847, consider disabling the aufs package as a temporary workaround until a patch is available. Restrict access to the package hash checking functionality to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Weakness Enumeration

CWE-494

Related Identifiers

BDU:2023-08991
CVE-2023-45838

Affected Products

Buildroot
Aufs