Open actionable advisories and recorded vendor fixes. This public package view has no inventory attached and cannot establish whether your deployment is affected. A vendor fix never resolves your finding; verify your installed version and the source guidance.
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Laravel 5.6.30 is a security release of Laravel and is recommended as an immediate upgrade for all users. Laravel 5.6.30 also contains a breaking change to cookie encryption and serialization logic. Refer to laravel advisory for more details and read the notes carefully when upgrading your application.
Recommended action: Upgrade to 5.6.30 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Application's using the "cookie" session driver were the primary applications affected by this vulnerability. Since we have not yet released a security release for the Laravel 5.5 version of the framework, we recommend that all applications running Laravel 5.5 and earlier do not use the "cookie" session driver in their production deployments. Regarding the vulnerability, applications using the "cookie" session driver that were also exposing an encryption oracle via their application were vulnerable to remote code execution. An encryption oracle is a mechanism where arbitrary user input is encrypted and the encrypted string is later displayed or exposed to the user. This combination of scenarios lets the user generate valid Laravel signed encryption strings for any plain-text string, thus allowing them to craft Laravel session payloads when an application is using the "cookie" driver. This fix prefixes cookie values with an HMAC hash of the cookie's name before encryption and then…
Recommended action: Upgrade to 7.22.4 or 6.18.31 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.