Vulnerability Database

302,032

Total vulnerabilities in the database

CVE-2017-18205

In builtin.c in zsh before 5.4, when sh compatibility mode is used, there is a NULL pointer dereference during processing of the cd command with no argument if HOME is not set.

  • Published: Feb 27, 2018
  • Updated: Nov 9, 2025
  • CVE: CVE-2017-18205
  • Severity: Medium
  • Exploit:

CVSS v2:

  • Severity: Medium
  • Score: 6.8
  • AV:N/AC:M/Au:N/C:P/I:P/A:P

CWEs: