CVE-2026-9636: Improper Check for Certificate Revocation

A security issue exists within CompactLogix® 5380, ControlLogix® 5580, and EN4 communication modules related to CIP Security certificate revocation handling. The security issue stems from the controller failing to properly reject certificates signed by an intermediate certificate that has been...

AZL-92141 CVE-2026-59818 affecting package etcd for versions less than 3.5.33-1

etcd is a distributed key-value store for the data of a distributed system. Prior to 3.5.32 and 3.6.13, when etcd is configured with --listen-client-http-urls to split HTTP and gRPC client endpoints onto separate listeners, the --client-crl-file Certificate Revocation List is not enforced on the...

Improper Certificate Validation

Overview Affected versions of this package are vulnerable to Improper Certificate Validation due to improper enforcement of the Certificate Revocation List on the gRPC listener when separate listeners are configured for HTTP and gRPC client endpoints. An attacker can gain unauthorized access and...

CVE-2026-6450 CRL critical extension bypass in ParseCRL_Extensions

A CRL critical extension bypass exists in ParseCRLExtensions where critical extensions are not properly enforced, allowing a crafted CRL with an unhandled critical extension to be accepted. This only affects builds with CRL support enabled and where a crafted CRL had a trusted signature when pars...

MiracleLinux 4 : openssl-1.0.0-20.AXS4 (AXSA:2012-14:01)

The remote MiracleLinux 4 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2012-14:01 advisory. The OpenSSL toolkit provides support for secure communications between machines. OpenSSL includes a certificate management tool and shared libraries which...

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...

CVE-2020-36425

An issue was discovered in Arm Mbed TLS before 2.24.0. It incorrectly uses a revocationDate check when deciding whether to honor certificate revocation via a CRL. In some situations, an attacker can exploit this by changing the local clock...

gnutls: gnutls_x509_crt_get_serial incorrect serial decoding from ASN1 (BE64) [GNUTLS-SA-2010-1]

The gnutlsx509crtgetserial function in the GnuTLS library before 1.2.1, when running on big-endian, 64-bit platforms, calls the asn1readvalue with a pointer to the wrong data type and the wrong length value, which allows remote attackers to bypass the certificate revocation list CRL check and cau...

CVE-2008-4679

The Web Services Security component in IBM WebSphere Application Server WAS 6.0.2 before 6.0.2.31 and 6.1 before 6.1.0.19, when Certificate Store Collections is configured to use Certificate Revocation Lists CRL, does not call the setRevocationEnabled method on the PKIXBuilderParameters object,...

CVE-2007-4994

Certificate Server 7.2 in Red Hat Certificate System RHCS does not properly handle new revocations that occur while a Certificate Revocation List CRL is being generated, which might prevent certain revoked certificates from appearing on the CRL quickly and allow users with revoked certificates to...