Vulnerability Database

289,599

Total vulnerabilities in the database

CVE-2020-7461

In FreeBSD 12.1-STABLE before r365010, 11.4-STABLE before r365011, 12.1-RELEASE before p9, 11.4-RELEASE before p3, and 11.3-RELEASE before p13, dhclient(8) fails to handle certain malformed input related to handling of DHCP option 119 resulting a heap overflow. The heap overflow could in principle be exploited to achieve remote code execution. The affected process runs with reduced privileges in a Capsicum sandbox, limiting the immediate impact of an exploit.

  • Published: Mar 26, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2020-7461
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.3
  • AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v2:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/Au:N/C:P/I:P/A:P

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 11.4.x
freebsd / freebsd 12.1-p5 12.1-p5.x
freebsd / freebsd 11.3-p9 11.3-p9.x
freebsd / freebsd 12.1-p6 12.1-p6.x
freebsd / freebsd 11.3-p10 11.3-p10.x
freebsd / freebsd 11.3-p11 11.3-p11.x
freebsd / freebsd 11.4-p1 11.4-p1.x
freebsd / freebsd 12.1-p7 12.1-p7.x
freebsd / freebsd 12.1-p8 12.1-p8.x
freebsd / freebsd 11.4-p2 11.4-p2.x
freebsd / freebsd 11.3-p12 11.3-p12.x
siemens / simatic_rf350m_firmware - -
siemens / simatic_rf650m_firmware - -