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CVE-2025-20336

Severity CVSS v4.0:
Pending analysis
Type:
CWE-200 Information Leak / Disclosure
Publication date:
03/09/2025
Last modified:
05/01/2026

Description

A vulnerability in the directory permissions of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 could allow an unauthenticated, remote attacker to access sensitive information on an affected device.<br /> <br /> This vulnerability exists because the product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. An attacker could exploit this vulnerability by sending a crafted packet to the IP address of a device that has Web Access enabled. A successful exploit could allow the attacker to access sensitive information from the device.<br /> Note: To exploit this vulnerability, Web Access must be enabled on the phone. Web Access is disabled by default.

Impact

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

Base Score: 5.30 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

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

Base Score 3.x
5.30
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:cisco:desk_phone_9841_firmware:*:*:*:*:*:*:*:* 3.0\(1\) (including) 3.3\(1\) (excluding)
cpe:2.3:h:cisco:desk_phone_9841:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:desk_phone_9851_firmware:*:*:*:*:*:*:*:* 3.0\(1\) (including) 3.3\(1\) (excluding)
cpe:2.3:h:cisco:desk_phone_9851:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:desk_phone_9861_firmware:*:*:*:*:*:*:*:* 3.0\(1\) (including) 3.3\(1\) (excluding)
cpe:2.3:h:cisco:desk_phone_9861:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:desk_phone_9871_firmware:*:*:*:*:*:*:*:* 3.0\(1\) (including) 3.3\(1\) (excluding)
cpe:2.3:h:cisco:desk_phone_9871:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ip_phone_8841_firmware:*:*:*:*:*:*:*:* 14.3\(1\) (excluding)
cpe:2.3:o:cisco:ip_phone_8841_firmware:14.3\(1\):-:*:*:*:*:*:*
cpe:2.3:o:cisco:ip_phone_8841_firmware:14.3\(1\):sr1:*:*:*:*:*:*
cpe:2.3:h:cisco:ip_phone_8841:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ip_phone_7811_firmware:*:*:*:*:*:*:*:* 14.3\(1\) (excluding)
cpe:2.3:o:cisco:ip_phone_7811_firmware:14.3\(1\):-:*:*:*:*:*:*
cpe:2.3:o:cisco:ip_phone_7811_firmware:14.3\(1\):sr1:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools