CLEANSTART-2026-BA37192 When multiple server blocks are configured to share the same IP address and port, an attacker can use session resumption to bypass client certificate authentication requirements on these servers

Multiple security vulnerabilities affect the nginx package. When multiple server blocks are configured to share the same IP address and port, an attacker can use session resumption to bypass client certificate authentication requirements on these servers. See references for individual vulnerabili...

MiracleLinux 8 : stunnel-5.56-5.el8 (AXSA:2021-1521:02)

The remote MiracleLinux 8 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2021-1521:02 advisory. stunnel: client certificate not correctly verified when redirect and verifyChain options are used CVE-2021-20230 Tenable has extracted the preceding...

USN-7966-1 snowflake vulnerabilities

It was discovered that Pion DTLS, vendored in Snowflake, did not impose a limit on the amount of data that was buffered during the handshake. An attacker could possibly use the issue to cause a denial of service. CVE-2022-29189 It was discovered that Pion DTLS, vendored in Snowflake, did not...

B&R Automation Studio Trust Management Vulnerability

B&R Automation Studio is an integrated development environment provided by the Austrian company B&R. Versions of B&R Automation Studio prior to version 6.5 contained a trust management vulnerability. This vulnerability stemmed from improper verification of OPC-UA client and ANSL over TLS client...

Fedora 42 : composer (2026-13b4dbe546)

The remote Fedora 42 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-13b4dbe546 advisory. Version 2.9.3 - 2025-12-30 Security: Fixed ANSI sequence injection GHSA-59pp-r3rg-353g / CVE-2025-67746 Fixed COMPOSERNOSECURITYBLOCKING env var not being...

Fedora 43 : composer (2026-0b03072979)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-0b03072979 advisory. Version 2.9.3 - 2025-12-30 Security: Fixed ANSI sequence injection GHSA-59pp-r3rg-353g / CVE-2025-67746 Fixed COMPOSERNOSECURITYBLOCKING env var not being...

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...

GHSA-VJ87-JJ27-4H9C wolfSSL Python module vulnerable to Improper Authentication

A vulnerability in the handling of verifymode = CERTREQUIRED in the wolfssl Python package wolfssl-py causes client certificate requirements to not be fully enforced. Because the WOLFSSLVERIFYFAILIFNOPEERCERT flag was not included, the behavior effectively matched CERTOPTIONAL: a peer certificate...

wolfSSL Python module vulnerable to Improper Authentication

A vulnerability in the handling of verifymode = CERTREQUIRED in the wolfssl Python package wolfssl-py causes client certificate requirements to not be fully enforced. Because the WOLFSSLVERIFYFAILIFNOPEERCERT flag was not included, the behavior effectively matched CERTOPTIONAL: a peer certificate...

DEBIAN-CVE-2025-15346

A vulnerability in the handling of verifymode = CERTREQUIRED in the wolfssl Python package wolfssl-py causes client certificate requirements to not be fully enforced. Because the WOLFSSLVERIFYFAILIFNOPEERCERT flag was not included, the behavior effectively matched CERTOPTIONAL: a peer certificate...

CVE-2025-15346

A vulnerability in the handling of verifymode = CERTREQUIRED in the wolfssl Python package wolfssl-py causes client certificate requirements to not be fully enforced. Because the WOLFSSLVERIFYFAILIFNOPEERCERT flag was not included, the behavior effectively matched CERTOPTIONAL: a peer certificate...

wolfssl-py 安全漏洞

wolfssl-py is an open source Python packaging tool from wolfSSL. A security vulnerability exists in wolfssl-py version 5.8.2 and earlier that stems from not fully enforcing client certificate requirements, which could lead to improper authentication and bypassing mutual TLS client authentication...

Missing Authentication for Critical Function

Overview wolfssl is a Python module that encapsulates wolfSSL's C SSL/TLS library. Affected versions of this package are vulnerable to Missing Authentication for Critical Function due to improper enforcement of client certificate requirements in the CERTREQUIRED process. An attacker can gain...

CVE-2025-15346

The wolfssl-py Python package is affected by CVE-2025-15346 due to improper enforcement of client certificate requirements when verify_mode is CERT_REQUIRED. The root cause is failure to include WOLFSSL_VERIFY_FAIL_IF_NO_PEER_CERT, making behavior effectively CERT_OPTIONAL: a peer certificate is ...

CVE-2025-15346 wolfSSL Python library `CERT_REQUIRED` mode fails to enforce client certificate requirement

A vulnerability in the handling of verifymode = CERTREQUIRED in the wolfssl Python package wolfssl-py causes client certificate requirements to not be fully enforced. Because the WOLFSSLVERIFYFAILIFNOPEERCERT flag was not included, the behavior effectively matched CERTOPTIONAL: a peer certificate...

CVE-2025-15346 wolfSSL Python library `CERT_REQUIRED` mode fails to enforce client certificate requirement

A vulnerability in the handling of verifymode = CERTREQUIRED in the wolfssl Python package wolfssl-py causes client certificate requirements to not be fully enforced. Because the WOLFSSLVERIFYFAILIFNOPEERCERT flag was not included, the behavior effectively matched CERTOPTIONAL: a peer certificate...

Security Bulletin: Vulnerability in nginx affects IBM Netezza Appliance

Summary The nginx package is used by IBM Netezza Appliance . IBM Netezza Appliance has addressed the applicable CVE CVE-2025-23419 Vulnerability Details CVEID:CVE-2025-23419 DESCRIPTION: When multiple server blocks are configured to share the same IP address and port, an attacker can use session...

📄 Apache mod_ssl TLS 1.3 Client Certificate Authentication Bypass

Apache modssl TLS 1.3 client certificate authentication bypass proof of concept exploit. ============================================================================================================================================= | Title : Apache modssl TLS 1.3 Client Certificate Authentication...

PT-2025-52670

Name of the Vulnerable Software and Affected Versions Keyfactor SignServer versions prior to 7.2 Description A flaw exists in the startup logic of the Keyfactor SignServer container. The Admin CLI command, designed to configure certificate access during the initial container startup, incorrectly...

Fixed in Apache Tomcat 11.0.15

Low: Security constraint bypass CVE-2026-24733 Tomcat did not limit HTTP/0.9 requests to the GET method. If a security constraint was configured to allow HEAD requests to a URI but deny GET requests, the user could bypass that constraint on GET requests by sending a specification invalid HEAD...