CVE-2022-36537 — ZK Framework AuUploader Unspecified Vulnerability

Overview

ZK Framework AuUploader servlets contain an unspecified vulnerability that could allow an attacker to retrieve the content of a file located in the web context. The ZK Framework is an open-source Java framework. This vulnerability can impact multiple products, including but not limited to ConnectWise R1Soft Server Backup Manager.

Vulnerability details

CVE ID

CVE-2022-36537

Vulnerability

ZK Framework AuUploader Unspecified Vulnerability

Vendor

ZK Framework

Affected products

ZK Framework: AuUploader

Severity

HIGH

Exploitation status

Actively exploited in the wild (CISA KEV)

Published

2023-02-27

Remediation guidance

CVE-2022-36537 is in CISA's Known Exploited Vulnerabilities (KEV) catalog — U.S. federal civilian agencies are required to remediate it under Binding Operational Directive 22-01. Treat it as a priority for every environment.

Apply the vendor's official security update for ZK Framework the affected product as soon as possible. Where a patch is unavailable, apply vendor mitigations or isolate/segment exposed systems.

Hunt for indicators of compromise tied to this vulnerability and confirm logging/EDR coverage on affected assets.

Authoritative references

• NVD — National Vulnerability Database
• MITRE CVE Record
• CISA Known Exploited Vulnerabilities Catalog
• FIRST EPSS — Exploit Prediction Scoring