← Volver a CVEs

CVE-2020-10188

CRITICAL

9.8

Descripcion

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.

Detalles CVE

Puntuacion CVSS v3.19.8

SeveridadCRITICAL

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado3/6/2020

Ultima modificacion1/21/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

arista:eosdebian:debian_linuxfedoraproject:fedorajuniper:junosnetkit_telnet_project:netkit_telnetoracle:communications_performance_intelligence_center

Debilidades (CWE)

CWE-120

Referencias

https://appgateresearch.blogspot.com/2020/02/bravestarr-fedora-31-netkit-telnetd_28.html(cve@mitre.org)

https://github.com/krb5/krb5-appl/blob/d00cd671dfe945791b33d4f1f6a5c57ae1667ef8/telnet/telnetd/utility.c#L205-L216(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2020/05/msg00012.html(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2020/08/msg00038.html(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7FMTRRQTYKWZD2GMXX3GLZV46OLPCLVK/(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HLU6FL24BSQQEB2SJC26NLJ2MANQDA7M/(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3VJ6V2Z3JRNJOBVHSOPMAC76PSSKG6A/(cve@mitre.org)

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-telnetd-EFJrEzPx(cve@mitre.org)

https://www.arista.com/en/support/advisories-notices/security-advisories/10702-security-advisory-48(cve@mitre.org)

https://www.oracle.com/security-alerts/cpuApr2021.html(cve@mitre.org)

http://www.openwall.com/lists/oss-security/2026/01/20/8(af854a3a-2127-422b-91ae-364da2661108)

https://appgateresearch.blogspot.com/2020/02/bravestarr-fedora-31-netkit-telnetd_28.html(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/krb5/krb5-appl/blob/d00cd671dfe945791b33d4f1f6a5c57ae1667ef8/telnet/telnetd/utility.c#L205-L216(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2020/05/msg00012.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2020/08/msg00038.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7FMTRRQTYKWZD2GMXX3GLZV46OLPCLVK/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HLU6FL24BSQQEB2SJC26NLJ2MANQDA7M/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3VJ6V2Z3JRNJOBVHSOPMAC76PSSKG6A/(af854a3a-2127-422b-91ae-364da2661108)

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-telnetd-EFJrEzPx(af854a3a-2127-422b-91ae-364da2661108)

https://www.arista.com/en/support/advisories-notices/security-advisories/10702-security-advisory-48(af854a3a-2127-422b-91ae-364da2661108)

https://www.oracle.com/security-alerts/cpuApr2021.html(af854a3a-2127-422b-91ae-364da2661108)

Correlaciones IOC

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