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GoogleOSV:CVE-2023-45840

HistoryDec 05, 2023 - 12:15 p.m.

CVE-2023-45840

2023-12-0512:15:43

Google

osv.dev

cve-2023-45840

buildroot 2023.08.1

buildroot dev

man-in-the-middle attack

command execution

data integrity

riscv64-elf-toolchain

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.7%

JSON

Multiple data integrity vulnerabilities exist in the package hash checking functionality of Buildroot 2023.08.1 and Buildroot dev commit 622698d7847. A specially crafted man-in-the-middle attack can lead to arbitrary command execution in the builder.This vulnerability is related to the riscv64-elf-toolchain package.

CPENameOperatorVersion
buildrooteq2012.08_rc1
buildrooteq2010.02_rc2
buildrooteq2010.05_rc1
buildrooteq2013.08_rc1
buildrooteq2019.08-rc3
buildrooteq2020.11-rc2
buildrooteq2021.05-rc2
buildrooteq2021.02
buildrooteq2018.08
buildrooteq2022.08-rc2

Name	Operator	Version
buildroot	eq	2012.08_rc1
buildroot	eq	2010.02_rc2
buildroot	eq	2010.05_rc1
buildroot	eq	2013.08_rc1
buildroot	eq	2019.08-rc3
buildroot	eq	2020.11-rc2
buildroot	eq	2021.05-rc2
buildroot	eq	2021.02
buildroot	eq	2018.08
buildroot	eq	2022.08-rc2

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References

www.openwall.com/lists/oss-security/2023/12/11/1

talosintelligence.com/vulnerability_reports/TALOS-2023-1844

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.7%

JSON

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