Vulnerability Database

313,825

Total vulnerabilities in the database

CVE-2020-7455

In FreeBSD 12.1-STABLE before r360973, 12.1-RELEASE before p5, 11.4-STABLE before r360973, 11.4-BETA1 before p1 and 11.3-RELEASE before p9, the FTP packet handler in libalias incorrectly calculates some packet length allowing disclosure of small amounts of kernel (for kernel NAT) or natd process space (for userspace natd).

  • Published: May 13, 2020
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-7455
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.5
  • AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS v2:

  • Severity: Low
  • Score: 2.1
  • AV:L/AC:L/Au:N/C:P/I:N/A:N

CWEs:

Software From Fixed in
freebsd / freebsd 11.3 11.3.x
freebsd / freebsd 11.3-p1 11.3-p1.x
freebsd / freebsd 11.3-p3 11.3-p3.x
freebsd / freebsd 11.3-p2 11.3-p2.x
freebsd / freebsd 12.1-p1 12.1-p1.x
freebsd / freebsd 12.1 12.1.x
freebsd / freebsd 11.3-p4 11.3-p4.x
freebsd / freebsd 11.3-p5 11.3-p5.x
freebsd / freebsd 11.3-p6 11.3-p6.x
freebsd / freebsd 12.1-p2 12.1-p2.x
freebsd / freebsd 11.3-p7 11.3-p7.x
freebsd / freebsd 12.1-p3 12.1-p3.x
freebsd / freebsd 12.1-p4 12.1-p4.x
freebsd / freebsd 11.3-p8 11.3-p8.x
freebsd / freebsd 11.4-beta1 11.4-beta1.x
freebsd / freebsd 11.4 11.4.x