Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2021-3942

Severity CVSS v4.0:
Pending analysis
Type:
CWE-119 Buffer Errors
Publication date:
12/12/2022
Last modified:
25/04/2025

Description

Certain HP Print products and Digital Sending products may be vulnerable to potential remote code execution and buffer overflow with use of Link-Local Multicast Name Resolution or LLMNR.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:hp:color_laserjet_cm4540_mfp_cc419a_firmware:*:*:*:*:*:*:*:* 3.0 (including) 3.9.9 (excluding)
cpe:2.3:h:hp:color_laserjet_cm4540_mfp_cc419a:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:color_laserjet_cm4540_mfp_cc420a_firmware:*:*:*:*:*:*:*:* 3.0 (including) 3.9.9 (excluding)
cpe:2.3:h:hp:color_laserjet_cm4540_mfp_cc420a:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:color_laserjet_cm4540_mfp_cc421a_firmware:*:*:*:*:*:*:*:* 3.0 (including) 3.9.9 (excluding)
cpe:2.3:h:hp:color_laserjet_cm4540_mfp_cc421a:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:color_laserjet_cm4540_mfp_cc421a_firmware:*:*:*:*:*:*:*:* 3.0 (including) 3.9.9 (excluding)
cpe:2.3:h:hp:color_laserjet_cm4540_mfp_cc421a:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:color_laserjet_cm4540_mfp_cc421a_firmware:*:*:*:*:*:*:*:* 3.0 (including) 3.9.9 (excluding)
cpe:2.3:h:hp:color_laserjet_cm4540_mfp_cc421a:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:color_laserjet_cm5525_mfp_ce707a_firmware:*:*:*:*:*:*:*:* 3.0 (including) 3.9.9 (excluding)
cpe:2.3:h:hp:color_laserjet_cm5525_mfp_ce707a:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:color_laserjet_cm5525_mfp_ce708a_firmware:*:*:*:*:*:*:*:* 3.0 (including) 3.9.9 (excluding)
cpe:2.3:h:hp:color_laserjet_cm5525_mfp_ce708a:-:*:*:*:*:*:*:*
cpe:2.3:o:hp:color_laserjet_cm5525_mfp_ce709a_firmware:*:*:*:*:*:*:*:* 3.0 (including) 3.9.9 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools