Skip to main content

Improper Link Resolution Before File Access ('Link Following')

CVE-2023-2939

Severity High
Score 7.8/10

Summary

Insufficient data validation in Installer in Google Chrome on Windows prior to 114.0.5735.90 allowed a local attacker to perform privilege escalation via crafted symbolic link.

  • LOW
  • LOCAL
  • HIGH
  • UNCHANGED
  • REQUIRED
  • NONE
  • HIGH
  • HIGH

CWE-59 - Improper Link Resolution Before File Access

'Improper link resolution before file access' occurs when software accesses a file resource but fails to verify that the file isn't a link or shortcut to another file. An attacker can potentially gain access to arbitrary files and from there the impact can vary, depending on the application, from sensitive data exposure to remote code execution.

Advisory Timeline

  • Published