HashCollision-DOS-POC

This script was written by Christian Mehlmauer [email protected] https://twitter.com/!/FireFart Sourcecode online at: https://github.com/FireFart/HashCollision-DOS-POC Original PHP Payloadgenerator taken from https://github.com/koto/blog-kotowicz-net-examples/tree/master/hashcollision...

MessagePack-CSharp: InterfaceLookupFormatter bypasses collision-resistant comparer settings

Summary InterfaceLookupFormatter constructs an internal Dictionary with the default equality comparer instead of the security-aware comparer supplied by options.Security.GetEqualityComparer. Other hash-based collection formatters use the security-aware comparer when...

4 issues in the L2CrossDomainMessenger.relayMessage() function. Described one after other.

Lines of code Vulnerability details Impact 1. Loss of funds. 2. Unpermitted function calls. Proof of Concept 1. The function proceeds only if successfulMessagesxDomainCalldataHash is false require successfulMessagesxDomainCalldataHash == false, "Provided message has already been received." ; but...