🛡️ CVE-2023-4632 — system-update

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. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/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: None — nobody has to be tricked into anything.
• Scope: Unchanged — the damage stays inside the vulnerable component.
• Confidentiality impact: High — total loss, or loss the attacker controls.
• Integrity impact: High — total loss, or loss the attacker controls.
• Availability impact: High — total loss, or loss the attacker controls.

Weakness class

CVE-2023-4632 is classified as CWE-427: Uncontrolled Search Path Element. A writable directory appears in a search path, so a planted file can be loaded in place of the intended one.

Affected software

CVE-2023-4632 is recorded against 1 package.

• system-update (fixed in 5.08.02.25)

Timeline and source

Published on 8 November 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

support.lenovo.com
support.lenovo.com

Other advisories for this package

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

• CVE-2022-4568 (7.0 High, published 1 May 2023)
• CVE-2022-34404 (6.5 Medium, published 11 Feb 2023)
• CVE-2022-0354 (7.3 High, published 22 Apr 2022)

Same weakness in other software

These advisories are the same class of weakness (CWE-427: Uncontrolled Search Path Element) in other software:

• CVE-2022-24765 (8.0 High, published 17 Aug 2026)
• CVE-2026-13133 (published 10 Aug 2026)
• CVE-2026-9169 (8.8 High, published 7 Aug 2026)
• CVE-2026-66344 (6.7 Medium, published 5 Aug 2026)
• CVE-2026-18656 (7.8 High, published 4 Aug 2026)
• CVE-2026-18657 (7.8 High, published 4 Aug 2026)
• CVE-2026-9593 (6.7 Medium, published 3 Aug 2026)
• CVE-2026-18718 (7.0 High, published 3 Aug 2026)

Details

Affected Packages

References