Quest KACE System Management Appliance Remote Command Execution Vulnerability

Critical Threat Advisory: This vulnerability is documented in active Ransomware campaigns. Immediate remediation required.

Technical Severity

CVSS v3.1 Metrics

CRITICAL

9.8 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation Likelihood

EPSS Prediction

92.01 %

Predictive Probability

Percentile Rank

99.7 th

Documented as more likely to be exploited than 99.7% of known CVEs.

Detection Date

Mar 25, 2022

Remediation Due

Apr 15, 2022

CISA Catalog Active

Threat Analysis

The '/common/download_agent_installer.php' script in the Quest KACE System Management Appliance is accessible by anonymous users and can be abused to perform remote code execution.

Remediation Directive

Apply updates per vendor instructions.

Asset Context

Vendor Identity

Quest

Affected Product

KACE System Management Appliance

Ransomware Status

Campaign Use Known

Weakness Classification

CWE-78

External Intelligence

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2018-11138