Cisco Video Phone 8875 up to 12.0.5SR1 Web UI cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Cisco Desk Phone 9800, IP Phone 6800, IP Phone 7800, IP Phone 8800 and Video Phone 8875. This affects an unknown function of the component Web UI. Such manipulation leads to cross site scripting. This vulnerability is documented as CVE-2024-20534. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Cisco Desk Phone 9800, IP Phone 6800, IP Phone 7800, IP Phone 8800 and Video Phone 8875. It has been rated as problematic. Affected by this issue is an unknown function of the component Web UI. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

A vulnerability in the web UI of Cisco Desk Phone 9800 Series, Cisco IP Phone 6800, 7800, and 8800 Series, and Cisco Video Phone 8875 with Cisco Multiplatform Firmware could allow an authenticated, remote attacker to conduct stored cross-site scripting (XSS) attacks against users. This vulnerability exists because the web UI of an affected device does not properly validate user-supplied input. An attacker could exploit this vulnerability by injecting malicious code into specific pages of the interface. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information. Note: To exploit this vulnerability, Web Access must be enabled on the phone and the attacker must have Admin credentials on the device. Web Access is disabled by default.

The advisory is available at sec.cloudapps.cisco.com. This vulnerability is handled as CVE-2024-20534 since 11/08/2023. The exploitation is known to be easy. The attack may be launched remotely. The exploitation needs additional levels of successful authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 211396 (Cisco IP Phones Stored XSS (cisco-sa-mpp-xss-8tAV2TvF)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (211396). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.6
VulDB Meta Temp Score: 3.5

VulDB Base Score: 2.4
VulDB Temp Score: 2.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.8
CNA Vector (cisco): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 211396
Nessus Name: Cisco IP Phones Stored XSS (cisco-sa-mpp-xss-8tAV2TvF)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/08/2023 🔍
11/06/2024 +364 days 🔍
11/06/2024 +0 days 🔍
01/05/2026 +425 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-mpp-xss-8tAV2TvF
Status: Confirmed

CVE: CVE-2024-20534 (🔍)
GCVE (CVE): GCVE-0-2024-20534
GCVE (VulDB): GCVE-100-283346

Entryinfo

Created: 11/06/2024 18:22
Updated: 01/05/2026 16:31
Changes: 11/06/2024 18:22 (65), 11/15/2024 15:09 (2), 03/01/2025 13:56 (3), 01/05/2026 16:31 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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