Bypassing MassLogger Anti-Analysis — a Man-in-the-Middle Approach

The FireEye Front Line Applied Research & Expertise FLARE Team attempts to always stay on top of the most current and emerging threats. As a member of the FLARE Reverse Engineer team, I recently received a request to analyze a fairly new credential stealer identified as MassLogger. Despite the la...

CVE-2020-4243

IBM Security Identity Governance and Intelligence 5.2.6 Virtual Appliance could allow a remote attacker to obtain sensitive information using man in the middle techniques due to not properly invalidating session tokens. IBM X-Force ID: 175420...

CVE-2020-4243

CVE-2020-4243 affects IBM Security Identity Governance and Intelligence (IGI) 5.2.6 Virtual Appliance. The root cause is that session tokens may not be invalidated after logout in IBM Security Access Request, allowing a remote attacker to potentially obtain sensitive information via MITM techniqu...

CVE-2020-4243

IBM Security Identity Governance and Intelligence 5.2.6 Virtual Appliance could allow a remote attacker to obtain sensitive information using man in the middle techniques due to not properly invalidating session tokens. IBM X-Force ID: 175420...

IBM Security Identity Governance and Intelligence Information Disclosure Vulnerability (CNVD-2020-45099)

IBM Security Identity Governance and Intelligence IGI is a suite of identity governance solutions from IBM in the United States. The product includes features such as lifecycle management, access risk assessment and identity management. A security vulnerability exists in IBM Security IGI version...

faye-websocket trust management issue vulnerability

faye-websocket is a WebSocket implementation , it mainly provides WebSocket server and client and so on. A trust management issue vulnerability exists in faye-websocket versions prior to 0.11.0, which stems from the program failing to perform certificate checking during the TLS handshake. An...

CVE-2020-15134

Faye before version 1.4.0, there is a lack of certification validation in TLS handshakes. Faye uses em-http-request and faye-websocket in the Ruby version of its client. Those libraries both use the EM::Connectionstarttls method in EventMachine to implement the TLS handshake whenever a wss: URL i...

Information disclosure

In faye-websocket before version 0.11.0, there is a lack of certification validation in TLS handshakes. The Faye::WebSocket::Client class uses the EM::Connectionstarttls method in EventMachine to implement the TLS handshake whenever a wss: URL is used for the connection. This method does not...

CVE-2020-15134

Faye before version 1.4.0, there is a lack of certification validation in TLS handshakes. Faye uses em-http-request and faye-websocket in the Ruby version of its client. Those libraries both use the EM::Connectionstarttls method in EventMachine to implement the TLS handshake whenever a wss: URL i...

Design/Logic Flaw

Faye before version 1.4.0, there is a lack of certification validation in TLS handshakes. Faye uses em-http-request and faye-websocket in the Ruby version of its client. Those libraries both use the EM::Connectionstarttls method in EventMachine to implement the TLS handshake whenever a wss: URL i...

CVE-2020-15133

In faye-websocket before version 0.11.0, there is a lack of certification validation in TLS handshakes. The Faye::WebSocket::Client class uses the EM::Connectionstarttls method in EventMachine to implement the TLS handshake whenever a wss: URL is used for the connection. This method does not...

CVE-2020-15133 Missing TLS certificate verification in Faye Websocket

In faye-websocket before version 0.11.0, there is a lack of certification validation in TLS handshakes. The Faye::WebSocket::Client class uses the EM::Connectionstarttls method in EventMachine to implement the TLS handshake whenever a wss: URL is used for the connection. This method does not...

CVE-2020-15133

CVE-2020-15133 affects the faye-websocket library prior to 0.11.0. The issue is a lack of certificate verification in TLS handshakes: Faye::WebSocket::Client uses EM::Connection#start_tls for wss: connections and does not validate the server’s TLS certificate by default, enabling potential man-in...

CVE-2020-15133

In faye-websocket before version 0.11.0, there is a lack of certification validation in TLS handshakes. The Faye::WebSocket::Client class uses the EM::Connectionstarttls method in EventMachine to implement the TLS handshake whenever a wss: URL is used for the connection. This method does not...

CVE-2020-15134

CVE-2020-15134 describes a TLS certificate verification flaw in Faye before 1.4.0, where the Ruby client uses em-http-request and faye-websocket, and EventMachine’s EM::Connection#start_tls does not verify server certificates by default. This can allow MITM attacks on https: or wss: connections, ...

Missing TLS certificate verification in faye-websocket

The Faye::WebSocket::Client class uses the EM::Connectionstarttls1 method in EventMachine2 to implement the TLS handshake whenever a wss: URL is used for the connection. This method does not implement certificate verification by default, meaning that it does not check that the server presents a...

GHSA-2V5C-755P-P4GV Missing TLS certificate verification in faye-websocket

The Faye::WebSocket::Client class uses the EM::Connectionstarttls1 method in EventMachine2 to implement the TLS handshake whenever a wss: URL is used for the connection. This method does not implement certificate verification by default, meaning that it does not check that the server presents a...

GHSA-3Q49-H8F9-9FR9 Missing TLS certificate verification

Faye uses em-http-request6 and faye-websocket10 in the Ruby version of its client. Those libraries both use the EM::Connectionstarttls1 method in EventMachine2 to implement the TLS handshake whenever a wss: URL is used for the connection. This method does not implement certificate verification by...

Missing TLS certificate verification

Faye uses em-http-request6 and faye-websocket10 in the Ruby version of its client. Those libraries both use the EM::Connectionstarttls1 method in EventMachine2 to implement the TLS handshake whenever a wss: URL is used for the connection. This method does not implement certificate verification by...

Missing TLS certificate verification in faye-websocket

The Faye::WebSocket::Client class uses the EM::Connectionstarttls1 method in EventMachine2 to implement the TLS handshake whenever a wss: URL is used for the connection. This method does not implement certificate verification by default, meaning that it does not check that the server presents a...