794 matches found
USN-3353-2: Samba vulnerability
USN-3353-1 fixed a vulnerability in Heimdal. This update provides the corresponding update for Samba. Jeffrey Altman, Viktor Dukhovni, and Nicolas Williams discovered that Samba clients incorrectly trusted unauthenticated portions of Kerberos tickets. A remote attacker could use this to impersona...
USN-3353-1 heimdal vulnerability
Jeffrey Altman, Viktor Dukhovni, and Nicolas Williams discovered that Heimdal clients incorrectly trusted unauthenticated portions of Kerberos tickets. A remote attacker could use this to impersonate trusted network services or perform other attacks...
USN-3353-1: Heimdal vulnerability
Jeffrey Altman, Viktor Dukhovni, and Nicolas Williams discovered that Heimdal clients incorrectly trusted unauthenticated portions of Kerberos tickets. A remote attacker could use this to impersonate trusted network services or perform other attacks...
[SECURITY] [DLA 1027-1] heimdal security update
Package : heimdal Version : 1.6git20120403+dfsg1-2+deb7u1 CVE ID : CVE-2017-11103 Debian Bug : 868208 Jeffrey Altman, Viktor Duchovni and Nico Williams identified a mutual authentication bypass vulnerability in Heimdal Kerberos. Also known as Orpheus Lyre, this vulnerability could be used by an...
DLA-1027-1 heimdal - security update
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CVE-2017-11103
Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In krb5extractticket the KDC-REP service name must be obtained from the encrypted version stored i...
CVE-2017-11103
Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In krb5extractticket the KDC-REP service name must be obtained from the encrypted version stored i...
Code injection
Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In krb5extractticket the KDC-REP service name must be obtained from the encrypted version stored i...
ALPINE-CVE-2017-11103
Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In krb5extractticket the KDC-REP service name must be obtained from the encrypted version stored i...
DEBIAN-CVE-2017-11103
Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In krb5extractticket the KDC-REP service name must be obtained from the encrypted version stored i...
CVE-2017-11103
Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In krb5extractticket the KDC-REP service name must be obtained from the encrypted version stored i...
CVE-2017-11103
Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In krb5extractticket the KDC-REP service name must be obtained from the encrypted version stored i...
CVE-2017-11103
CVE-2017-11103 affects Heimdal (Kerberos); vulnerability arises from improper handling of the KDC-REP service name in krb5_extract_ticket, enabling remote service impersonation when the unencrypted service name is used instead of the encrypted enc_part. Appleās security content (HT208112/HT208221...
CVE-2017-11103
Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In krb5extractticket the KDC-REP service name must be obtained from the encrypted version stored i...
CVE-2017-11103
Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In krb5extractticket the KDC-REP service name must be obtained from the encrypted version stored i...
UBUNTU-CVE-2017-11103
Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In krb5extractticket the KDC-REP service name must be obtained from the encrypted version stored i...
Samba Man in the Middle Security Bypass Vulnerability (Heimdal)
Samba is prone to a MITM authentication validation bypass vulnerability. SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE =...
CVE-2017-11103
Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In krb5extractticket the KDC-REP service name must be obtained from the encrypted version stored i...
Orpheus' Lyre mutual authentication validation bypass
All versions of Samba from 4.0.0 include an embedded copy of Heimdal Kerberos. Heimdal has made a security release, which disclosed: Fix CVE-2017-11103: Orpheus' Lyre KDC-REP service name validation This is a critical vulnerability. In krb5extractticket the KDC-REP service name must be obtained...
FreeBSD -- heimdal KDC-REP service name validation vulnerability
Problem Description: There is a programming error in the Heimdal implementation that used an unauthenticated, plain-text version of the KDC-REP service name found in a ticket. Impact: An attacker who has control of the network between a client and the service it talks to will be able to impersona...