CVE-2020-26257

Matrix is an ecosystem for open federated Instant Messaging and VoIP. Synapse is a reference "homeserver" implementation of Matrix. A malicious or poorly-implemented homeserver can inject malformed events into a room by specifying a different room id in the path of a /sendjoin, /sendleave, /invit...

UBUNTU-CVE-2020-26257

Matrix is an ecosystem for open federated Instant Messaging and VoIP. Synapse is a reference "homeserver" implementation of Matrix. A malicious or poorly-implemented homeserver can inject malformed events into a room by specifying a different room id in the path of a /sendjoin, /sendleave, /invit...

Design/Logic Flaw

Matrix is an ecosystem for open federated Instant Messaging and VoIP. Synapse is a reference "homeserver" implementation of Matrix. A malicious or poorly-implemented homeserver can inject malformed events into a room by specifying a different room id in the path of a /sendjoin, /sendleave, /invit...

CVE-2020-26257

Matrix is an ecosystem for open federated Instant Messaging and VoIP. Synapse is a reference "homeserver" implementation of Matrix. A malicious or poorly-implemented homeserver can inject malformed events into a room by specifying a different room id in the path of a /sendjoin, /sendleave, /invit...

CVE-2020-26257 Denial of service attack via incorrect parameters to federation APIs

Matrix is an ecosystem for open federated Instant Messaging and VoIP. Synapse is a reference "homeserver" implementation of Matrix. A malicious or poorly-implemented homeserver can inject malformed events into a room by specifying a different room id in the path of a /sendjoin, /sendleave, /invit...

CVE-2020-26257

Matrix is an ecosystem for open federated Instant Messaging and VoIP. Synapse is a reference "homeserver" implementation of Matrix. A malicious or poorly-implemented homeserver can inject malformed events into a room by specifying a different room id in the path of a /sendjoin, /sendleave, /invit...

GHSA-HXMP-PQCH-C8MM Denial of service attack via incorrect parameters in Matrix Synapse

Impact A malicious or poorly-implemented homeserver can inject malformed events into a room by specifying a different room id in the path of a /sendjoin, /sendleave, /invite or /exchangethirdpartyinvite request. This can lead to a denial of service in which future events will not be correctly sen...

py-matrix-synapse -- DoS on Federation API

Matrix developers reports: A malicious or poorly-implemented homeserver can inject malformed events into a room by specifying a different room id in the path of a /sendjoin, /sendleave, /invite or /exchangethirdpartyinvite request. This can lead to a denial of service in which future events will...

DEBIAN-CVE-2020-26890

Matrix Synapse before 1.20.0 erroneously permits non-standard NaN, Infinity, and -Infinity JSON values in fields of m.room.member events, allowing remote attackers to execute a denial of service attack against the federation and common Matrix clients. If such a malformed event is accepted into th...

CVE-2020-26890

Matrix Synapse before 1.20.0 erroneously permits non-standard NaN, Infinity, and -Infinity JSON values in fields of m.room.member events, allowing remote attackers to execute a denial of service attack against the federation and common Matrix clients. If such a malformed event is accepted into th...

Code injection

Matrix Synapse before 1.20.0 erroneously permits non-standard NaN, Infinity, and -Infinity JSON values in fields of m.room.member events, allowing remote attackers to execute a denial of service attack against the federation and common Matrix clients. If such a malformed event is accepted into th...

PYSEC-2020-237

Matrix Synapse before 1.20.0 erroneously permits non-standard NaN, Infinity, and -Infinity JSON values in fields of m.room.member events, allowing remote attackers to execute a denial of service attack against the federation and common Matrix clients. If such a malformed event is accepted into th...

UBUNTU-CVE-2020-26890

Matrix Synapse before 1.20.0 erroneously permits non-standard NaN, Infinity, and -Infinity JSON values in fields of m.room.member events, allowing remote attackers to execute a denial of service attack against the federation and common Matrix clients. If such a malformed event is accepted into th...

RHEL 8 : mod_auth_mellon (RHSA-2020:1660)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:1660 advisory. The modauthmellon module for the Apache HTTP Server is an authentication service that implements the SAML 2.0 federation protocol. The module grants...

The vulnerability of the Active Directory Federation Services (ADFS) for Windows operating systems allows a perpetrator to carry out spoofing attacks.

The vulnerability of the Active Directory Federation Services AD FS for Windows operating systems is related to authentication errors. Exploiting this vulnerability can allow a malicious actor to carry out spear-phishing attacks remotely...

CVE-2020-0837

An elevation of privilege vulnerability exists when Active Directory Federation Services ADFS improperly handles multi-factor authentication requests. An attacker who successfully exploited this vulnerability could bypass some, but not all, of the authentication factors. To exploit this...

CVE-2020-0837

An elevation of privilege vulnerability exists when Active Directory Federation Services ADFS improperly handles multi-factor authentication requests. An attacker who successfully exploited this vulnerability could bypass some, but not all, of the authentication factors. To exploit this...

PT-2020-3916 · Microsoft · Active Directory Federation Services +1

Name of the Vulnerable Software and Affected Versions: Active Directory Federation Services ADFS affected versions not specified Description: An elevation of privilege issue exists due to improper handling of multi-factor authentication requests by Active Directory Federation Services ADFS. This...

Active Directory Federation Server Denial of Service Vulnerability

This CVE was issued by the MITRE CVE Numbering Athority. Microsoft is providing its CVSS assessment based on the analysis that we did on the vulnerability at the time that it was reported to us...

Extract and Use Custom Attributes from Active Directory for NetScaler Appliance

Although Active Directory AD username and realm/domain attributes are often sufficient for identifying a user, at times you need even more details of the user. For example, "UserPrincipalName" that contains the user’s domain might represent a forest level realm and not the organization to which t...