krb5-appl-1.0.1-10.AXS4

The krb5-appl packages contain Kerberos-aware versions of telnet, ftp, rsh, and rlogin clients and servers. Kerberos is a network authentication system which allows clients and servers to authenticate to each other using symmetric encryption and trusted third-party, the Key Distribution Center (KDC).

Security Fix(es):

* telnet-server: no bounds checks in nextitem() function allows to remotely execute arbitrary code (CVE-2020-10188)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

CVE-2020-10188
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.