kuma-dp connects to control plane without verifying TLS certificate when no CA is configured

When kuma-dp is started against an HTTPS control plane and the operator did not pass a CA certificate, the data plane connects with TLS peer verification disabled. The dataplane authentication token is sent over this unverified connection Impact An on-path attacker can intercept the dataplane...

How to Detect Issuer Certificates and Comply with Google Chrome’s New Entrust Certificate Policy Using Qualys Certificate View

Google has announced that Chrome 127 and higher will no longer trust certain TLS certificates issued by Entrust, effective November 1, 2024. This change is significant and could potentially disrupt businesses relying on Entrust-issued certificates. Google stated that "publicly disclosed incident...

Code injection

Extremely large RSA keys in certificate chains can cause a client/server to expend significant CPU time verifying signatures. With fix, the size of RSA keys transmitted during handshakes is restricted to = 8192 bits. Based on a survey of publicly trusted RSA keys, there are currently only three...

go -- cmd/go: packages using cgo can cause arbitrary code execution at build time; crypto/elliptic: incorrect operations on the P-224 curve

The Go project reports: The go command may execute arbitrary code at build time when cgo is in use on Windows. This may occur when running "go get", or any other command that builds code. Only users who build untrusted code and don't execute it are affected. In addition to Windows users, this can...