Risk Letters

Exploited vulnerability

CVE-2022-36537

TLP:CLEAR

ZK Framework AuUploader Unspecified Vulnerability

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.

Facts

  • Vendor: ZK Framework
  • Product: AuUploader
  • CVSS: 7.5
  • EPSS (probability of exploitation within 30 days): 95.4 %
  • On CISA's Known Exploited Vulnerabilities list since: 27 February 2023
  • First known exploitation: 27 February 2023
  • Used in ransomware campaigns (per CISA): Yes
  • CISA's deadline for US federal agencies: 20 March 2023
  • Weakness: CWE-441
  • First seen by Risk Letters: 27 February 2023

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD