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ubuntucveUbuntu.comUB:CVE-2024-38531
HistoryJun 28, 2024 - 12:00 a.m.

CVE-2024-38531

2024-06-2800:00:00
ubuntu.com
ubuntu.com
9
nix package manager
local user
hijack builds
setuid binary
permissions
unix

CVSS3

3.6

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

LOW

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

AI Score

6.9

Confidence

Low

Nix is a package manager for Linux and other Unix systems that makes
package management reliable and reproducible. A build process has access to
and can change the permissions of the build directory. After creating a
setuid binary in a globally accessible location, a malicious local user can
assume the permissions of a Nix daemon worker and hijack all future builds.
This issue was patched in version(s) 2.23.1, 2.22.2, 2.21.3, 2.20.7, 2.19.5
and 2.18.4.

OSVersionArchitecturePackageVersionFilename
ubuntu22.04noarchnix< anyUNKNOWN
ubuntu24.04noarchnix< anyUNKNOWN

CVSS3

3.6

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

LOW

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

AI Score

6.9

Confidence

Low