CVE-2024-9423

Certain HP LaserJet Printers – Potential Denial of Service

5.3 Medium

Certain HP LaserJet printers may potentially experience a denial of service when a user sends a raw JPEG file to the printer. The printer displays a “JPEG Unsupported” message which may not clear, potentially blocking queued print jobs.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: Low

Exploit likelihood

0.57%Up 0.5 points since Oct 3, 2024

What each source reports

CVE List Score used 5.3

Certain HP LaserJet Printers – Potential Denial of Service

Record: CVE-2024-9423
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-241
Updated: 2026-11-02

EUVDEUVD-2024-49931 5.3

Record: EUVD-2024-49931
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Updated: 2026-11-03

GitHub AdvisoriesGHSA-mc6f-8j7w-q9xw 5.3

Certain HP LaserJet printers may potentially experience a denial of service when a user sends a...

Record: GHSA-mc6f-8j7w-q9xw
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-241
Updated: 2026-11-02

NVD 5.3

Record: CVE-2024-9423
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-241
Updated: 2026-11-02

Affected products

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History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-9423 is a medium vulnerability (CVSS 5.3) in Hp Inc. Certain Hp Laserjet Printers, published October 2, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.57%, the 47th percentile. No source names a fixed version.