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CVE-2020-10188

Medium priority

Some fixes available 3 of 21

utility.c in telnetd in netkit telnet through 0.17 allows remote attackers to execute arbitrary code via short writes or urgent data, because of a buffer overflow involving the netclear and nextitem functions.

3 affected packages

inetutils, netkit-telnet, netkit-telnet-ssl

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS
inetutils	Not affected	Not affected	Fixed	Fixed
netkit-telnet	Not in release	Not affected	Not affected	Not affected
netkit-telnet-ssl	Needs evaluation	Needs evaluation	Needs evaluation	Needs evaluation

CVE-2005-0469

Medium priority

Fixed

Buffer overflow in the slc_add_reply function in various BSD-based Telnet clients, when handling LINEMODE suboptions, allows remote attackers to execute arbitrary code via a reply with a large number of Set Local Character (SLC) commands.

5 affected packages

heimdal, krb4, krb5, netkit-telnet, netkit-telnet-ssl

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS
heimdal	—	—	—	—
krb4	—	—	—	—
krb5	—	—	—	—
netkit-telnet	—	—	—	—
netkit-telnet-ssl	—	—	—	—

CVE-2004-0998

Medium priority

Fixed

Format string vulnerability in telnetd-ssl 0.17 and earlier allows remote attackers to execute arbitrary code.

1 affected package

netkit-telnet-ssl

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS
netkit-telnet-ssl	—	—	—	—

CVE-2004-0911

Medium priority

Fixed

telnetd for netkit 0.17 and earlier, and possibly other versions, on Debian GNU/Linux allows remote attackers to cause a denial of service (free of an invalid pointer), a different vulnerability than CVE-2001-0554.

2 affected packages

netkit-telnet, netkit-telnet-ssl

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS
netkit-telnet	—	—	—	—
netkit-telnet-ssl	—	—	—	—

CVE-2004-0640

Medium priority

Fixed

Format string vulnerability in the SSL_set_verify function in telnetd.c for SSLtelnet daemon (SSLtelnetd) 0.13 allows remote attackers to execute arbitrary code.

1 affected package

netkit-telnet-ssl

Package	24.04 LTS	22.04 LTS	20.04 LTS	18.04 LTS
netkit-telnet-ssl	—	—	—	—

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