Vulnerability Database

300,991

Total vulnerabilities in the database

CVE-2001-0554

Buffer overflow in BSD-based telnetd telnet daemon on various operating systems allows remote attackers to execute arbitrary commands via a set of options including AYT (Are You There), which is not properly handled by the telrcv function.

  • Published: Aug 14, 2001
  • Updated: Nov 9, 2025
  • CVE: CVE-2001-0554
  • Severity: High
  • Exploit:

CVSS v2:

  • Severity: High
  • Score: 10
  • AV:N/AC:L/Au:N/C:C/I:C/A:C

CWEs:

Software From Fixed in
netkit / linux_netkit 0.10 0.10.x
mit / kerberos 1.0 1.0.x
netkit / linux_netkit 0.12 0.12.x
sgi / irix 6.5 6.5.x
netkit / linux_netkit 0.11 0.11.x
mit / kerberos_5 1.1 1.1.x
mit / kerberos_5 1.2 1.2.x
mit / kerberos_5 1.2.1 1.2.1.x
mit / kerberos_5 1.2.2 1.2.2.x
mit / kerberos_5 1.1.1 1.1.1.x
ibm / aix 4.3.2 4.3.2.x
ibm / aix 4.3 4.3.x
sun / sunos 5.3 5.3.x
freebsd / freebsd 3.1 3.1.x
openbsd / openbsd 2.8 2.8.x
freebsd / freebsd 3.0-releng 3.0-releng.x
freebsd / freebsd 2.2.5 2.2.5.x
netbsd / netbsd 1.3 1.3.x
netbsd / netbsd 1.5 1.5.x
freebsd / freebsd 2.2.2 2.2.2.x
netbsd / netbsd 1.2.1 1.2.1.x
netbsd / netbsd 1.3.1 1.3.1.x
freebsd / freebsd 2.1.7 2.1.7.x
freebsd / freebsd 3.5-stable 3.5-stable.x
freebsd / freebsd 2.2.3 2.2.3.x
freebsd / freebsd 2.0.5 2.0.5.x
openbsd / openbsd 2.1 2.1.x
sun / sunos 5.7 5.7.x
netbsd / netbsd 1.4.2 1.4.2.x
freebsd / freebsd 3.5.1 3.5.1.x
sun / sunos 5.5 5.5.x
openbsd / openbsd 2.2 2.2.x
sun / sunos 5.8 5.8.x
netbsd / netbsd 1.3.3 1.3.3.x
netbsd / netbsd 1.0 1.0.x
openbsd / openbsd 2.0 2.0.x
openbsd / openbsd 2.7 2.7.x
freebsd / freebsd 4.1 4.1.x
freebsd / freebsd 2.2.8 2.2.8.x
freebsd / freebsd 3.5.1-stable 3.5.1-stable.x
netbsd / netbsd 1.5.1 1.5.1.x
freebsd / freebsd 2.1.6.1 2.1.6.1.x
freebsd / freebsd 2.2 2.2.x
freebsd / freebsd 3.0 3.0.x
openbsd / openbsd 2.4 2.4.x
ibm / aix 4.3.3 4.3.3.x
freebsd / freebsd 3.2 3.2.x
freebsd / freebsd 2.2-current 2.2-current.x
netbsd / netbsd 1.1 1.1.x
freebsd / freebsd 4.2 4.2.x
netbsd / netbsd 1.4.3 1.4.3.x
freebsd / freebsd 2.2.4 2.2.4.x
freebsd / freebsd 2.1.0 2.1.0.x
freebsd / freebsd 2.2.6 2.2.6.x
sun / sunos 5.4 5.4.x
freebsd / freebsd 2.1.6 2.1.6.x
freebsd / freebsd 2.1.7.1 2.1.7.1.x
freebsd / freebsd 4.0-releng 4.0-releng.x
freebsd / freebsd 3.3 3.3.x
sun / sunos 5.5.1 5.5.1.x
freebsd / freebsd 4.0 4.0.x
freebsd / freebsd 4.1.1 4.1.1.x
freebsd / freebsd 4.3 4.3.x
ibm / aix 4.3.1 4.3.1.x
freebsd / freebsd 3.4 3.4.x
freebsd / freebsd 2.0.1 2.0.1.x
freebsd / freebsd 3.5 3.5.x
netbsd / netbsd 1.4 1.4.x
netbsd / netbsd 1.3.2 1.3.2.x
openbsd / openbsd 2.6 2.6.x
sun / sunos 5.0 5.0.x
netbsd / netbsd 1.4.1 1.4.1.x
freebsd / freebsd 2.1.5 2.1.5.x
openbsd / openbsd 2.5 2.5.x
freebsd / freebsd 3.5.1-release 3.5.1-release.x
ibm / aix 5.1 5.1.x
openbsd / openbsd 2.3 2.3.x
freebsd / freebsd 4.0-alpha 4.0-alpha.x
freebsd / freebsd 2.2.1 2.2.1.x
netbsd / netbsd 1.2 1.2.x
sun / solaris 2.6 2.6.x
freebsd / freebsd 2.2.7 2.2.7.x
freebsd / freebsd 2.1-stable 2.1-stable.x
freebsd / freebsd 2.0 2.0.x
sun / sunos 5.1 5.1.x
sun / sunos 5.2 5.2.x
debian / debian_linux 2.2 2.2.x