Lupa has a Sandbox escape and RCE due to incomplete attribute_filter enforcement in getattr / setattr

SummaryThe attributefilter in the Lupa library is intended to restrict access to sensitive Python attributes when exposing objects to Lua.However, the filter is not consistently applied when attributes are accessed through built-in functions like getattr and setattr. This allows an attacker to...

Lupa has a Sandbox escape and RCE due to incomplete attribute_filter enforcement in getattr / setattr

Summary The attributefilter in the Lupa library is intended to restrict access to sensitive Python attributes when exposing objects to Lua. However, the filter is not consistently applied when attributes are accessed through built-in functions like getattr and setattr. This allows an attacker to...

picklescan missing detection by simple obfuscation of a `builtins.eval` call

Summary An unsafe deserialization vulnerability allows any unauthenticated user to execute arbitrary code on the host loading a pickle payload from an untrusted source. Details It's possible to hide the eval call nested under another callable via getattr. PoC python import builtins class EvilClas...