CVE-2023-33137HighCVSS 7.8

Microsoft Excel Remote Code Execution Vulnerability

Published
June 13, 2023
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2023-33137 →

📋 Description

According to the CVSS metric, the attack vector is local (AV:L). Why does the CVE title indicate that this is a remote code execution? The word Remote in the title refers to the location of the attacker. This type of exploit is sometimes referred to as Arbitrary Code Execution (ACE). The attack itself is carried out locally. This means an attacker or victim needs to execute code from the local machine to exploit the vulnerability.

According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do? An attacker must send the user a malicious file and convince them to open it.

🎯 Affected products8

  • Microsoft Excel 2013 RT Service Pack 1
  • Microsoft Excel 2013 Service Pack 1 (32-bit editions)
  • Microsoft Excel 2013 Service Pack 1 (64-bit editions)
  • Microsoft Excel 2016 (32-bit edition)
  • Microsoft Excel 2016 (64-bit edition)
  • Microsoft Office 2019 for 32-bit editions
  • Microsoft Office 2019 for 64-bit editions
  • Microsoft Office Online Server

✅ Remediation

KBClick to Run (Security Update) — fixed build https://aka.ms/OfficeSecurityReleases KB5002401 (Security Update) — fixed build 16.0.10399.20000 KB5002405 (Security Update) — fixed build 16.0.5400.1000 KB5002414 (Security Update) — fixed build 15.0.5563.1000

🔗 References (10)