Risk Letters

Exploited vulnerability

CVE-2023-41763

TLP:CLEAR

Microsoft Skype for Business Privilege Escalation Vulnerability

Microsoft Skype for Business contains an unspecified vulnerability that allows for privilege escalation.

Facts

  • Vendor: Microsoft
  • Product: Skype for Business
  • CVSS: 5.3
  • EPSS (probability of exploitation within 30 days): 90.3 %
  • On CISA's Known Exploited Vulnerabilities list since: 10 October 2023
  • First known exploitation: 10 October 2023
  • CISA's deadline for US federal agencies: 31 October 2023
  • Weakness: CWE-918
  • First seen by Risk Letters: 10 October 2023

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

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