CVE-2021-3698

A flaw was found in Cockpit in versions prior to 260 in the way it handles the certificate verification performed by the System Security Services Daemon SSSD. This flaw allows client certificates to authenticate successfully, regardless of the Certificate Revocation List CRL configuration or the...

Security Bulletin: IBM DataPower affected by vulnerabilities in Node.js

Summary IBM has addressed the following CVEs that affect the APIC Gateway Service. Vulnerability Details CVEID: CVE-2021-22959 DESCRIPTION: Node.js is vulnerable to HTTP request smuggling, caused by an error related to a space in headers. A remote attacker could send a specially-crafted request...

CVE-2022-23015

On BIG-IP versions 16.x before 16.1.0, 15.1.x before 15.1.4.1, and 14.1.2.6-14.1.4.4, when a Client SSL profile is configured on a virtual server with Client Certificate Authentication set to request/require and Session Ticket enabled and configured, processing SSL traffic can cause an increase i...

CVE-2022-23015

On BIG-IP versions 16.x before 16.1.0, 15.1.x before 15.1.4.1, and 14.1.2.6-14.1.4.4, when a Client SSL profile is configured on a virtual server with Client Certificate Authentication set to request/require and Session Ticket enabled and configured, processing SSL traffic can cause an increase i...

CVE-2022-23015

On BIG-IP versions 16.x before 16.1.0, 15.1.x before 15.1.4.1, and 14.1.2.6-14.1.4.4, when a Client SSL profile is configured on a virtual server with Client Certificate Authentication set to request/require and Session Ticket enabled and configured, processing SSL traffic can cause an increase i...

F5 Networks BIG-IP : BIG-IP Client SSL profile vulnerability (K08476614)

The version of F5 Networks BIG-IP installed on the remote host is prior to 14.1.4.5 / 15.1.4.1 / 16.1.0. It is, therefore, affected by a vulnerability as referenced in the K08476614 advisory. - On BIG-IP versions 16.x before 16.1.0, 15.1.x before 15.1.4.1, and 14.1.2.6-14.1.4.4, when a Client SSL...

USN-4607-2: OpenJDK regressions

USN-4607-1 fixed vulnerabilities and added features in OpenJDK. Unfortunately, that update introduced a regression that could cause TLS connections with client certificate authentication to fail in some situations. This update fixes the problem. We apologize for the inconvenience. Original adviso...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : OpenJDK regressions (USN-4607-2)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4607-2 advisory. USN-4607-1 fixed vulnerabilities and added features in OpenJDK. Unfortunately, that update introduced a regression that could cau...

Authorization Bypass

sendmail is vulnerable to authorization bypass. The vulnerability exists as a flaw was found in the way sendmail handled NUL characters in the CommonName field of X.509 certificates. An attacker able to get a carefully-crafted certificate signed by a trusted Certificate Authority could trick...

Privilege escalation

An issue was discovered in EJBCA before 6.15.2.6 and 7.x before 7.3.1.2. An error state can be generated in the CA UI by a malicious user. This, in turn, allows exploitation of other bugs. This follow-on exploitation can lead to privilege escalation and remote code execution. This is exploitable...

Arista Networks EOS DoS (SA0039)

The version of Arista Networks EOS running on the remote device is affected by a denial of service DoS vulnerability in the client certificate authentication process, due to the crypto/x509 package in Go not limiting the amount of work performed for each chain verification. A remote,...

CVE-2019-17134

A certificate-validation error has been found in Octavia's amphora-agent, where an attacker with management-network access could bypass an amphora's client-certificate based authentication. Because the agent's HTTP server gunicorn had 'certreqs' set to 'True' instead of 'ssl.CERTREQUIRED',...

CVE-2019-17134

Amphora Images in OpenStack Octavia =0.10.0 =3.0.0 =4.0.0 4.1.0 allows anyone with access to the management network to bypass client-certificate based authentication and retrieve information or issue configuration commands via simple HTTP requests to the Agent on port https/9443, because the...

etcd: Improper Authentication in auth/store.go:AuthInfoFromTLS() via gRPC-gateway

Etcd, versions 3.2.0 through 3.2.25 and 3.3.0 through 3.3.10, are vulnerable to an improper authentication issue when role-based access control RBAC is used and client-cert-auth is enabled. If an etcd client server's TLS certificate contains a Common Name CN which matches a valid RBAC username, a...

SUSE SLES15 Security Update : dovecot23 (SUSE-SU-2019:0414-1)

This update for dovecot23 fixes the following issues : dovecot was updated to 2.3.3 release, bringing lots of bugfixes bsc1124356. Also the following security issue was fixed : CVE-2019-3814: A vulnerability in Dovecot related to SSL client certificate authentication was fixed bsc1123022 The...

UBUNTU-CVE-2018-16886

etcd versions 3.2.x before 3.2.26 and 3.3.x before 3.3.11 are vulnerable to an improper authentication issue when role-based access control RBAC is used and client-cert-auth is enabled. If an etcd client server TLS certificate contains a Common Name CN which matches a valid RBAC username, a remot...

GHSA-3JQ8-JG75-RQV6 Cleartext Transmission of Sensitive Information in Apache nifi

The template upload API endpoint accepted requests from different domain when sent in conjunction with ARP spoofing + man in the middle MiTM attack, resulting in a CSRF attack. The required attack vector is complex, requiring a scenario with client certificate authentication, same subnet access,...

CVE-2018-17195

The template upload API endpoint accepted requests from different domain when sent in conjunction with ARP spoofing + man in the middle MiTM attack, resulting in a CSRF attack. The required attack vector is complex, requiring a scenario with client certificate authentication, same subnet access,...

CVE-2018-17195

The template upload API endpoint accepted requests from different domain when sent in conjunction with ARP spoofing + man in the middle MiTM attack, resulting in a CSRF attack. The required attack vector is complex, requiring a scenario with client certificate authentication, same subnet access,...

Certificate Based Authentication on Gateway Insight

With Client Authentication enabled on an SSL virtual server, the NetScaler appliance asks for the Client Certificate during the SSL handshake. The appliance checks the certificate presented by the client for normal constraints, such as the issuer signature and expiration date. Here are some use...