🛡️ CVE-2023-28046 — display-manager

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs low-level privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity high, availability high.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H

• Attack vector: Local — a local account, shell or session on the host is needed.
• Attack complexity: Low — the attack works reliably, with no preparation.
• Privileges required: Low — an ordinary user account is enough.
• User interaction: Required — someone has to click, open or visit something.
• Scope: Unchanged — the damage stays inside the vulnerable component.
• Confidentiality impact: None.
• Integrity impact: High — total loss, or loss the attacker controls.
• Availability impact: High — total loss, or loss the attacker controls.

Weakness class

CVE-2023-28046 is classified as CWE-272: Least Privilege Violation. The elevated privilege level required to perform operations such as chroot() should be dropped immediately after the operation is performed.

Affected software

CVE-2023-28046 is recorded against 1 package.

• display-manager (fixed in 2.1.0)

Timeline and source

Published on 6 April 2023 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. A vendor advisory or fix has been published. Record sourced from NVD.

References

www.dell.com
www.dell.com

Other advisories for this package

display-manager has other advisories on record. If you are patching this one, these are worth checking on the same host:

• CVE-2025-22394 (6.7 Medium, published 15 Jan 2025)
• CVE-2025-21101 (6.6 Medium, published 15 Jan 2025)
• CVE-2023-32474 (6.6 Medium, published 6 Feb 2024)
• CVE-2023-32451 (7.3 High, published 6 Feb 2024)
• CVE-2023-28047 (7.3 High, published 20 Apr 2023)

Same weakness in other software

These advisories are the same class of weakness (CWE-272: Least Privilege Violation) in other software:

• CVE-2026-39459 (7.2 High, published 13 May 2026)
• CVE-2026-32655 (5.3 Medium, published 27 Apr 2026)
• CVE-2025-9711 (7.8 High, published 3 Feb 2026)
• CVE-2025-59106 (8.8 High, published 26 Jan 2026)
• CVE-2026-23634 (2.0 Low, published 15 Jan 2026)
• CVE-2025-68267 (6.5 Medium, published 16 Dec 2025)
• CVE-2025-7722 (8.8 High, published 23 Jul 2025)
• CVE-2025-1384 (7.0 High, published 14 Jul 2025)

Details

Affected Packages

References