CVE-2025-46712

Erlang/OTP is a set of libraries for the Erlang programming language. In versions prior to OTP-27.3.4 for OTP-27, OTP-26.2.5.12 for OTP-26, and OTP-25.3.2.21 for OTP-25, Erlang/OTP SSH fails to enforce strict KEX handshake hardening measures by allowing optional messages to be exchanged. This...

CVE-2025-46712 Erlang/OTP SSH Has Strict KEX Violations

Erlang/OTP is a set of libraries for the Erlang programming language. In versions prior to OTP-27.3.4 for OTP-27, OTP-26.2.5.12 for OTP-26, and OTP-25.3.2.21 for OTP-25, Erlang/OTP SSH fails to enforce strict KEX handshake hardening measures by allowing optional messages to be exchanged. This...

CVE-2025-46712

CVE-2025-46712 describes an SSH handshake hardening bypass in Erlang/OTP: prior to OTP-27.3.4, OTP-26.2.5.12, and OTP-25.3.2.21, the SSH KEX handshake allows optional messages to be exchanged, enabling a MITM attacker to inject messages during the handshake. The issue has been patched in OTP-27.3...

CVE-2025-37730

Improper certificate validation in Logstash's TCP output could lead to a man-in-the-middle MitM attack in “client” mode, as hostname verification in TCP output was not being performed when the sslverificationmode = full was set...

BIT-LOGSTASH-2025-37730 Logstash Improper Certificate Validation in TCP output

Improper certificate validation in Logstash's TCP output could lead to a man-in-the-middle MitM attack in “client” mode, as hostname verification in TCP output was not being performed when the sslverificationmode = full was set...

PT-2025-20412

Name of the Vulnerable Software and Affected Versions: Erlang/OTP versions prior to OTP-27.3.4 Erlang/OTP versions prior to OTP-26.2.5.12 Erlang/OTP versions prior to OTP-25.3.2.21 Description: The issue concerns Erlang/OTP SSH failing to enforce strict KEX handshake hardening measures by allowin...

CVE-2025-46551

A security issue was discovered in JRuby-OpenSSL gem for JRuby. When verifying SSL certificates, jruby-openssl does not confirm that the hostname presented in the certificate matches the hostname of the system in which it is attempting to connect. A man-in-the-middle can present a valid certifica...

GHSA-72QJ-48G4-5XGX JRuby-OpenSSL has hostname verification disabled by default

Summary When verifying SSL certificates, jruby-openssl is not verifying that the hostname presented in the certificate matches the one we are trying to connect to, meaning a MITM could just present any valid cert for a completely different domain they own, and JRuby wouldn't complain. Details n/a...

JRuby-OpenSSL has hostname verification disabled by default

Summary When verifying SSL certificates, jruby-openssl is not verifying that the hostname presented in the certificate matches the one we are trying to connect to, meaning a MITM could just present any valid cert for a completely different domain they own, and JRuby wouldn't complain. Details n/a...

CVE-2025-46551

JRuby-OpenSSL is an add-on gem for JRuby that emulates the Ruby OpenSSL native library. Starting in JRuby-OpenSSL version 0.12.1 and prior to version 0.15.4 corresponding to JRuby versions starting in 9.3.4.0 prior to 9.4.12.1 and 10.0.0.0 prior to 10.0.0.1, when verifying SSL certificates,...

AZL-61729 CVE-2024-47619 affecting package syslog-ng for versions less than 4.3.1-3

syslog-ng is an enhanced log daemo. Prior to version 4.8.2, tlswildcardmatch matches on certificates such as foo..bar although that is not allowed. It is also possible to pass partial wildcards such as foo.ac.bar which glib matches but should be avoided / invalidated. This issue could have an...

CVE-2024-47619

syslog-ng is an enhanced log daemo. Prior to version 4.8.2, tlswildcardmatch matches on certificates such as foo..bar although that is not allowed. It is also possible to pass partial wildcards such as foo.ac.bar which glib matches but should be avoided / invalidated. This issue could have an...

UBUNTU-CVE-2024-47619

syslog-ng is an enhanced log daemo. Prior to version 4.8.2, tlswildcardmatch matches on certificates such as foo..bar although that is not allowed. It is also possible to pass partial wildcards such as foo.ac.bar which glib matches but should be avoided / invalidated. This issue could have an...

CVE-2025-46551 JRuby-OpenSSL has hostname verification disabled by default

JRuby-OpenSSL is an add-on gem for JRuby that emulates the Ruby OpenSSL native library. Starting in JRuby-OpenSSL version 0.12.1 and prior to version 0.15.4 corresponding to JRuby versions starting in 9.3.4.0 prior to 9.4.12.1 and 10.0.0.0 prior to 10.0.0.1, when verifying SSL certificates,...

CVE-2025-46551 JRuby-OpenSSL has hostname verification disabled by default

JRuby-OpenSSL is an add-on gem for JRuby that emulates the Ruby OpenSSL native library. Starting in JRuby-OpenSSL version 0.12.1 and prior to version 0.15.4 corresponding to JRuby versions starting in 9.3.4.0 prior to 9.4.12.1 and 10.0.0.0 prior to 10.0.0.1, when verifying SSL certificates,...

CVE-2025-46551

JRuby-OpenSSL (JRuby OpenSSL gem) prior to 0.15.4 fails hostname verification when validating SSL certificates, enabling MITM risk for HTTPS requests to external APIs or web scraping. The affected range is 0.12.1 up to, but not including, 0.15.4 (aligned with JRuby 9.3.4.0–9.4.12.1 and 10.0.0.0–1...

CVE-2025-46551 JRuby-OpenSSL has hostname verification disabled by default

JRuby-OpenSSL is an add-on gem for JRuby that emulates the Ruby OpenSSL native library. Starting in JRuby-OpenSSL version 0.12.1 and prior to version 0.15.4 corresponding to JRuby versions starting in 9.3.4.0 prior to 9.4.12.1 and 10.0.0.0 prior to 10.0.0.1, when verifying SSL certificates,...

CVE-2024-47619 tranport: TLS host name wildcard matching too lax

syslog-ng is an enhanced log daemo. Prior to version 4.8.2, tlswildcardmatch matches on certificates such as foo..bar although that is not allowed. It is also possible to pass partial wildcards such as foo.ac.bar which glib matches but should be avoided / invalidated. This issue could have an...

CVE-2024-47619

CVE-2024-47619 — syslog-ng TLS wildcard bug Affected product: syslog-ng (log daemon). Prior to version 4.8.2, the tls_wildcard_match() function can erroneously match on certificates like foo..bar and accept partial wildcards such as foo.a c.bar, which glib matches but should be considered invalid...

CVE-2024-47619 tranport: TLS host name wildcard matching too lax

syslog-ng is an enhanced log daemo. Prior to version 4.8.2, tlswildcardmatch matches on certificates such as foo..bar although that is not allowed. It is also possible to pass partial wildcards such as foo.ac.bar which glib matches but should be avoided / invalidated. This issue could have an...