PT-2021-6883 · Cisco · Cisco Ip Phone 7800+2

Published 2021-11-02 · Updated 2022-04-14 · CVE-2022-20774

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H

Name of the Vulnerable Software and Affected Versions Cisco IP Phone 6800, 7800, and 8800 Series with Multiplatform Firmware (affected versions not specified)

Description A vulnerability in the web-based management interface could allow an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack against a user of the web-based interface of an affected system. This is due to insufficient CSRF protections for the web-based management interface of an affected device. An attacker could exploit this vulnerability by persuading an authenticated user of the interface to follow a crafted link. A successful exploit could allow the attacker to perform configuration changes on the affected device, resulting in a denial of service (DoS) condition.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Insufficient Verification of Data Authenticity

CSRF

Weakness Enumeration

CWE-345

CWE-352

Related Identifiers

BDU:2022-02433

CVE-2022-20774

Affected Products

Cisco Ip Phone 6800

Cisco Ip Phone 7800

Cisco Ip Phone 8800

References · 8

• https://bdu.fstec.ru/vul/2022-02433 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voip-phone-csrf-K56vXvVx · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-20774 · Security Note
• https://osv.dev/vulnerability/CVE-2022-20774 · Vendor Advisory
• https://t.me/cvenotify/28542 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2022040705 · Note
• https://t.me/cibsecurity/40253 · Telegram Post
• https://vuldb.com/ru/?id.196616 · Note