CVE-2023-3326 Network authentication attack via pam_krb5

pamkrb5 authenticates a user by essentially running kinit with the password, getting a ticket-granting ticket tgt from the Kerberos KDC Key Distribution Center over the network, as a way to verify the password. However, if a keytab is not provisioned on the system, pamkrb5 has no way to validate...

SUSE CVE-2010-0283

The Key Distribution Center KDC in MIT Kerberos 5 aka krb5 1.7 before 1.7.2, and 1.8 alpha, allows remote attackers to cause a denial of service assertion failure and daemon crash via an invalid 1 AS-REQ or 2 TGS-REQ request...

Active Directory Certificate Services (ADCS) privilege escalation (Certifried)

This module exploits a privilege escalation vulnerability in Active Directory Certificate Services ADCS to generate a valid certificate impersonating the Domain Controller DC computer account. This certificate is then used to authenticate to the target as the DC account using PKINIT...

Kerberos TGT/TGS Ticket Requester

This module requests TGT/TGS Kerberos tickets from the KDC Module Options msf use auxiliary/admin/kerberos/getticket msf auxiliarygetticket show actions ...actions... msf auxiliarygetticket set ACTION msf auxiliarygetticket show options ...show and set options... msf auxiliarygetticket run This...

krb5: NULL pointer dereference in process_tgs_req() in kdc/do_tgs_req.c via a FAST inner body that lacks server field

A flaw was found in krb5. The Key Distribution Center KDC in MIT Kerberos 5 has a NULL pointer dereference via a FAST inner body that lacks a server field. An authenticated attacker could use this flaw to crash the Kerberos KDC server. The highest threat from this vulnerability is to system...

OESA-2021-1417 samba security update

Security Fixes: A null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ Ticket Granting Server - Request. An authenticated user could use this flaw to crash the samba server.CVE-2021-3671...

ALPINE-CVE-2021-3671

A null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ Ticket Granting Server - Request. An authenticated user could use this flaw to crash the samba server...

AZL-37004 CVE-2021-3671 affecting package samba for versions less than 4.18.3-1

A null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ Ticket Granting Server - Request. An authenticated user could use this flaw to crash the samba server...

UBUNTU-CVE-2021-3671

A null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ Ticket Granting Server - Request. An authenticated user could use this flaw to crash the samba server...

CVE-2021-3671

A null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ Ticket Granting Server - Request. An authenticated user could use this flaw to crash the samba server...

OpenJDK: Use of unsafe RSA-MD5 checksum in Kerberos TGS (Security, 8229951)

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Security. Supported versions that are affected are Java SE: 7u241, 8u231, 11.0.5 and 13.0.1; Java SE Embedded: 8u231. Difficult to exploit vulnerability allows unauthenticated attacker with network access via...

OpenJDK: Use of unsafe RSA-MD5 checksum in Kerberos TGS (Security, 8229951)

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Security. Supported versions that are affected are Java SE: 7u241, 8u231, 11.0.5 and 13.0.1; Java SE Embedded: 8u231. Difficult to exploit vulnerability allows unauthenticated attacker with network access via...

CVE-2020-0665

An elevation of privilege vulnerability exists in Active Directory Forest trusts due to a default setting that lets an attacker in the trusting forest request delegation of a TGT for an identity from the trusted forest, aka 'Active Directory Elevation of Privilege Vulnerability'...

OpenJDK: Use of unsafe RSA-MD5 checksum in Kerberos TGS (Security, 8229951)

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Security. Supported versions that are affected are Java SE: 7u241, 8u231, 11.0.5 and 13.0.1; Java SE Embedded: 8u231. Difficult to exploit vulnerability allows unauthenticated attacker with network access via...

OpenJDK: Use of unsafe RSA-MD5 checksum in Kerberos TGS (Security, 8229951)

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Security. Supported versions that are affected are Java SE: 7u241, 8u231, 11.0.5 and 13.0.1; Java SE Embedded: 8u231. Difficult to exploit vulnerability allows unauthenticated attacker with network access via...

October 15, 2019—KB4520015 (Preview of Monthly Rollup)

None None...

DEBIAN-CVE-2016-3120

The validateasrequest function in kdcutil.c in the Key Distribution Center KDC in MIT Kerberos 5 aka krb5 before 1.13.6 and 1.4.x before 1.14.3, when restrictanonymoustotgt is enabled, uses an incorrect client data structure, which allows remote authenticated users to cause a denial of service NU...

DEBIAN-CVE-2015-2697

The buildprincipalva function in lib/krb5/krb/bldprinc.c in MIT Kerberos 5 aka krb5 before 1.14 allows remote authenticated users to cause a denial of service out-of-bounds read and KDC crash via an initial '\0' character in a long realm field within a TGS request...

Amazon Linux: Security Advisory (ALAS-2013-182)

The remote host is missing an update for the SPDX-FileCopyrightText: 2015 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 ifdescription...

Windows-Kerberos-MS14-068

Microsoft Windows Server contains a flaw related to the checksum in the Kerberos Key Distribution Center KDC component. The issue is triggered when the component fails to properly validate signatures. This may allow an authenticated remote attacker to use a forged Kerberos ticket signature to gai...