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

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CVE-2024-20376

Severity CVSS v4.0:
Pending analysis
Type:
CWE-787 Out-of-bounds Write
Publication date:
01/05/2024
Last modified:
05/01/2026

Description

A vulnerability in the web-based management interface of Cisco IP Phone firmware could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a DoS condition. <br /> <br /> This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface of an affected device. A successful exploit could allow the attacker to cause the affected device to reload.

Impact

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

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x
7.50
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:cisco:video_phone_8875_firmware:*:*:*:*:*:*:*:* 2.3.1.0101 (excluding)
cpe:2.3:h:cisco:video_phone_8875:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ip_phone_6821_with_multiplatform_firmware:*:*:*:*:*:*:*:* 12.0.4 (including)
cpe:2.3:h:cisco:ip_phone_6821:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ip_phone_6841_with_multiplatform_firmware:*:*:*:*:*:*:*:* 12.0.4 (including)
cpe:2.3:h:cisco:ip_phone_6841:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ip_phone_6851_with_multiplatform_firmware:*:*:*:*:*:*:*:* 12.0.4 (including)
cpe:2.3:h:cisco:ip_phone_6851:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ip_phone_6861_with_multiplatform_firmware:*:*:*:*:*:*:*:* 12.0.4 (including)
cpe:2.3:h:cisco:ip_phone_6861:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ip_phone_6871_with_multiplatform_firmware:*:*:*:*:*:*:*:* 12.0.4 (including)
cpe:2.3:h:cisco:ip_phone_6871:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ip_phone_7811_with_multiplatform_firmware:*:*:*:*:*:*:*:* 12.0.4 (including)
cpe:2.3:h:cisco:ip_phone_7811:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ip_phone_7821_with_multiplatform_firmware:*:*:*:*:*:*:*:* 12.0.4 (including)

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


References to Advisories, Solutions, and Tools