Test Kennung:	1.3.6.1.4.1.25623.1.0.883217
Kategorie:	CentOS Local Security Checks
Titel:	CentOS: Security Advisory for krb5-appl-clients (CESA-2020:1349)
Zusammenfassung:	The remote host is missing an update for the 'krb5-appl-clients'; package(s) announced via the CESA-2020:1349 advisory.
Beschreibung:	Summary: The remote host is missing an update for the 'krb5-appl-clients' package(s) announced via the CESA-2020:1349 advisory. Vulnerability Insight: 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. Affected Software/OS: 'krb5-appl-clients' package(s) on CentOS 6. Solution: Please install the updated package(s). CVSS Score: 10.0 CVSS Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Querverweis:	Common Vulnerability Exposure (CVE) ID: CVE-2020-10188 Cisco Security Advisory: 20200624 Telnet Vulnerability Affecting Cisco Products: June 2020 https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-telnetd-EFJrEzPx https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HLU6FL24BSQQEB2SJC26NLJ2MANQDA7M/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/K3VJ6V2Z3JRNJOBVHSOPMAC76PSSKG6A/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7FMTRRQTYKWZD2GMXX3GLZV46OLPCLVK/ https://www.arista.com/en/support/advisories-notices/security-advisories/10702-security-advisory-48 https://appgateresearch.blogspot.com/2020/02/bravestarr-fedora-31-netkit-telnetd_28.html https://github.com/krb5/krb5-appl/blob/d00cd671dfe945791b33d4f1f6a5c57ae1667ef8/telnet/telnetd/utility.c#L205-L216 https://www.oracle.com/security-alerts/cpuApr2021.html https://lists.debian.org/debian-lts-announce/2020/05/msg00012.html https://lists.debian.org/debian-lts-announce/2020/08/msg00038.html
Copyright	Copyright (C) 2020 Greenbone Networks GmbH

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