CVE-2022-20812

Published Jul 6, 2022

Last updated a year ago

Overview

Description
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.
Source
ykramarz@cisco.com
NVD status
Modified

Risk scores

CVSS 3.1

Type
Primary
Base score
6.5
Impact score
5.2
Exploitability score
1.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
Severity
MEDIUM

CVSS 2.0

Type
Primary
Base score
8.5
Impact score
9.2
Exploitability score
8
Vector string
AV:N/AC:L/Au:S/C:N/I:C/A:C

Weaknesses

nvd@nist.gov
CWE-22
ykramarz@cisco.com
CWE-158

Social media

Hype score
Not currently trending

Configurations