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

🗓️ 18 Jan 2022 09:16:45Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 13 Views

Telnet server bounds bug in nextitem() enables remote code execution and data disclosure.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7.7ppc64letelnet1:0.17-65.el7_7telnet-1:0.17-65.el7_7.ppc64le.rpm
Red Hat Enterprise Linux7.7x86_64telnet1:0.17-65.el7_7telnet-1:0.17-65.el7_7.x86_64.rpm
Red Hat Enterprise Linux7.7ppc64letelnet-debuginfo1:0.17-65.el7_7telnet-debuginfo-1:0.17-65.el7_7.ppc64le.rpm
Red Hat Enterprise Linux7.7x86_64telnet-debuginfo1:0.17-65.el7_7telnet-debuginfo-1:0.17-65.el7_7.x86_64.rpm
Red Hat Enterprise Linux7.7ppc64letelnet-server1:0.17-65.el7_7telnet-server-1:0.17-65.el7_7.ppc64le.rpm
Red Hat Enterprise Linux7.7x86_64telnet-server1:0.17-65.el7_7telnet-server-1:0.17-65.el7_7.x86_64.rpm

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21 Jan 2026 02:42Current
7.9High risk
Vulners AI Score7.9
CVSS 3.19.8
CVSS 210
EPSS0.74513
13