curl: ignoring 'options' when doing connection reuse

libcurl contains a significant logic flaw in its connection pool matching mechanism. When a transfer specifies a required authentication policy—such as a specific SASL mechanism e.g., ;AUTH=GSSAPI or a restricted set of SSH authentication types CURLOPTSSHAUTHTYPES—libcurl fails to verify these...

EulerOS Virtualization 2.12.0 : curl (EulerOS-SA-2026-1478)

According to the versions of the curl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : When doing multi-threaded LDAPS transfers LDAP over TLS with libcurl,changing TLS options in one thread would inadvertently change th...

Cisco Secure Firewall Adaptive Security Appliance Software SSH Partial Private Key Authentication Bypass Vulnerability

A vulnerability in the implementation of the proprietary SSH stack with SSH key-based authentication in Cisco Secure Firewall Adaptive Security Appliance ASA Software could allow an unauthenticated, remote attacker to log in to a Cisco Secure Firewall ASA device and execute commands as a specific...

TencentOS Server 4: curl (TSSA-2026:0101)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0101 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

CVE-2026-1102

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.3 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that could have allowed an unauthenticated user to create a denial of service condition by sending repeated malformed SSH authentication requests...

CVE-2026-1102

Removed by vendor...

Linux Distros Unpatched Vulnerability : CVE-2018-15599

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The recvmsguserauthrequest function in svr-auth.c in Dropbear through 2018.76 is prone to a user enumeration vulnerability because username validity affects how...

CVE-2025-43013

In JetBrains Toolbox App before 2.6 unencrypted credential transmission during SSH authentication was possible...

AZL-54384 CVE-2024-45337 affecting package gh for versions less than 2.62.0-3

Applications and libraries which misuse connection.serverAuthenticate via callback field ServerConfig.PublicKeyCallback may be susceptible to an authorization bypass. The documentation for ServerConfig.PublicKeyCallback says that "A call to this function does not guarantee that the key offered is...

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address vulnerabilities in multiple Cisco products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review t...

CVE-2019-1859

A vulnerability in the Secure Shell SSH authentication process of Cisco Small Business Switches software could allow an attacker to bypass client-side certificate authentication and revert to password authentication. The vulnerability exists because OpenSSH mishandles the authentication process. ...

CVE-2017-9626

Systems using the Marel Food Processing Systems Pluto platform do not restrict remote access. Marel has created an update for Pluto-based applications. This update will restrict remote access by implementing SSH authentication...

CVE-2017-9626

Systems using the Marel Food Processing Systems Pluto platform do not restrict remote access. Marel has created an update for Pluto-based applications. This update will restrict remote access by implementing SSH authentication...

ALPINE-CVE-2018-15599

The recvmsguserauthrequest function in svr-auth.c in Dropbear through 2018.76 is prone to a user enumeration vulnerability because username validity affects how fields in SSHMSGUSERAUTH messages are handled, a similar issue to CVE-2018-15473 in an unrelated codebase...

CVE-2016-6474

A vulnerability in the implementation of X.509 Version 3 for SSH authentication functionality in Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to bypass authentication on an affected system. More Information: CSCuv89417. Known Affected Releases: 15.52.25T. Known...