Granular sudo Permissions for Installing Veeam Plug-ins for Enterprise Applications using Protection Groups

Challenge This article provides an example granular 'sudoer' configuration for the Linux account that will be used by Veeam Backup & Replication when installing Veeam Plug-Ins for Enterprise Applications using a Protection Group, specifically for Veeam Plug-in for Oracle RMAN and Veeam Plug-in fo...

Error: Connection Failed - Citrix Endpoint Management with Certificate Based Authentication

Warning Event ID = 39 or ID = 41 on Windows Server 2008 R2 SP1 and Windows Server 2008 SP2 before February 11,2025. "Connection failed" will be shown by clicking Test Connection in PKI Entities after February 11, 2025...

Citrix Endpoint Management: Active Directory Issues

Introduction Active Directory AD integration issues in XenMobile can range from synchronization errors to authentication failures and configuration complications. This series of articles offers troubleshooting guidance and best practices to address these challenges, ensuring smooth operation and...

Description of the security update for Microsoft Exchange Server 2016: November 14, 2023 (KB5032147)

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python: TLS handshake bypass

Python ssl.SSLSocket is vulnerable to a bypass of the TLS handshake in certain instances for HTTPS servers and other server-side protocols that use TLS client authentication such as mTLS. This issue may result in a breach of integrity as its possible to modify or delete resources that are...

Anomaly detection in certificate-based TGT requests

One of the most complex yet effective methods of gaining unauthorized access to corporate network resources is an attack using forged certificates. Attackers create such certificates to fool the Key Distribution Center KDC into granting access to the target companys network. An example of such an...

MS KB5014754 - Audit events found for FAS

As Per the Microsoft KB linked below, we have found audit events on our domain controllers that indicate we will be impacted when this change is enforced. We need the remediation steps, so we can implement them before we're impacted...

SA45100 - CVE-2022-0778-OpenSSL-Vulnerability may lead to DoS attack

Last Modified Date Dec 15, 2023 5:27:41 PM...

Microsoft Urges Customers to Secure On-Premises Exchange Servers

Microsoft is urging customers to keep their Exchange servers updated as well as take steps to bolster the environment, such as enabling Windows Extended Protection and configuring certificate-based signing of PowerShell serialization payloads. "Attackers looking to exploit unpatched Exchange...

sssd: libsss_certmap fails to sanitise certificate data used in LDAP filters

A vulnerability was found in SSSD, in the libssscertmap functionality. PKINIT enables a client to authenticate to the KDC using an X.509 certificate and the corresponding private key, rather than a passphrase or keytab. FreeIPA uses mapping rules to map a certificate presented during a PKINIT...

SSSD 注入漏洞

SSSD is a daemon that provides access to local or remote identity and authentication resources. SSSD suffers from an injection vulnerability that stems from PKINIT enabling clients to authenticate to a KDC using an X.509 certificate and corresponding private key instead of a passphrase or key tab...

Failing DTLS handshakes may cause throttling to block processing of records

Impact Failing handshakes didn't cleanup counters for throttling. In consequence the threshold may get reached and will not be released again. The results in permanently dropping records. The issues was reported for certificate based handshakes, but it can't be excluded, that this happens also fo...

PT-2022-24935 · Eclipse · Eclipse Californium

Name of the Vulnerable Software and Affected Versions: Eclipse Californium versions prior to 3.7.0 Eclipse Californium versions prior to 2.7.4 Description: Eclipse Californium, a Java implementation of RFC7252 - Constrained Application Protocol for IoT Cloud services, is vulnerable to a Denial of...

CVE-2022-39368: Improper Resource Shutdown or Release

Eclipse Californium is a Java implementation of RFC7252 - Constrained Application Protocol for IoT Cloud services. In versions prior to 3.7.0, and 2.7.4, Californium is vulnerable to a Denial of Service. Failing handshakes don't cleanup counters for throttling, causing the threshold to be reached...

CVE-2022-39368 Californium Failing DTLS handshakes causes Data Loss due to throttling blocking processing of records

Eclipse Californium is a Java implementation of RFC7252 - Constrained Application Protocol for IoT Cloud services. In versions prior to 3.7.0, and 2.7.4, Californium is vulnerable to a Denial of Service. Failing handshakes don't cleanup counters for throttling, causing the threshold to be reached...

Do more with less—Discover the latest Microsoft Entra innovations

It has certainly been another intense year. From the ongoing pandemic to the Great Reshuffle to economic uncertainty, it’s truly felt like the only constant is change.1 In this economy, many organizations are looking for efficiencies. This is putting pressure on security teams, along with everyon...

Do more with less—Discover the latest Microsoft Entra innovations

It has certainly been another intense year. From the ongoing pandemic to the Great Reshuffle to economic uncertainty, it’s truly felt like the only constant is change.1 In this economy, many organizations are looking for efficiencies. This is putting pressure on security teams, along with everyon...

CVE-2022-32563

An issue was discovered in Couchbase Sync Gateway 3.x before 3.0.2. Admin credentials are not verified when using X.509 client-certificate authentication from Sync Gateway to Couchbase Server. When Sync Gateway is configured to authenticate with Couchbase Server using X.509 client certificates, t...

CISA Temporarily Removes CVE-2022-26925 from Known Exploited Vulnerability Catalog

CISA is temporarily removing CVE-2022-26925 from its Known Exploited Vulnerability Catalog due to a risk of authentication failures when the May 10, 2022 Microsoft rollup update is applied to domain controllers. After installing May 10, 2022 rollup update on domain controllers, organizations migh...

Arista Networks Arista EOS 授权问题漏洞

Arista Networks Arista EOS is a scalable operating system for data centers and cloud network centers from Arista Networks, Inc. Arista EOS builds cloud architectures that scale to hundreds of thousands of compute and storage nodes with management and provisioning capabilities for large-scale jobs...