Risk Letters

Exploited vulnerability

CVE-2020-3433

TLP:CLEAR

Cisco AnyConnect Secure Mobility Client for Windows DLL Hijacking Vulnerability

Cisco AnyConnect Secure Mobility Client for Windows interprocess communication (IPC) channel allows for insufficient validation of resources that are loaded by the application at run time. An attacker with valid credentials on Windows could execute code on the affected machine with SYSTEM privileges.

Facts

  • Vendor: Cisco
  • Product: AnyConnect Secure
  • CVSS: 7.8
  • EPSS (probability of exploitation within 30 days): 10 %
  • On CISA's Known Exploited Vulnerabilities list since: 24 October 2022
  • First known exploitation: 24 October 2022
  • Used in ransomware campaigns (per CISA): Yes
  • CISA's deadline for US federal agencies: 14 November 2022
  • Weakness: CWE-427
  • First seen by Risk Letters: 24 October 2022

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