CVE Vulnerability

CVE-2022-20812

Multiple vulnerabilities in the API and in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow a remote attacker to overwrite arbitrary files or conduct null byte poisoning attacks on an affected device. Note: Cisco Expressway Series refers to the Expressway Control (Expressway-C) device and the Expressway Edge (Expressway-E) device. For more information about these vulnerabilities, see the Details section of this advisory.

8.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 9.2

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-expressway-overwrite-3buqW8LH Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-expressway-csrf-sqpsSfY6 Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:cisco:telepresence_video_communication_server:*:*:*:*:*:*:*:*
cpe:2.3:a:cisco:expressway:*:*:*:*:*:*:*:*
Information

Published : 2022-07-06 09:15

Updated : 2022-11-10 03:51

NVD link : CVE-2022-20812

Mitre link : CVE-2022-20812

Products Affected
No products.
CWE
CWE-22