WordPress: Buddypress 2.9.1 - Exceeding the maximum upload size - XSS leading to potential RCE.

Description This report is very similar to https://hackerone.com/bugs?subject=user&reportid=203515 so I will not go into too much details. When uploading a avatar or profile background image thats larger than allowd, the error containing the filename will be output unsanitized leading to XSS...

Foxit Reader command injection(CVE-2017-10951)and file writing Vulnerability(CVE-2017-10952)

A tale about Foxit Reader - Safe Reading mode and other vulnerabilities Some days ago someone send me the following link, which describes two vulnerabilities in Foxit Reader: http://thehackernews.com/2017/08/two-critical-zero-day-flaws-disclosed.html These two vulnerabilities are similar to the...

Apache2Triad 1.5.4 - Multiple Vulnerabilities

Exploit for php platform in category web applications + Credits: John Page AKA hyp3rlinx + Website: hyp3rlinx.altervista.org + Source: http://hyp3rlinx.altervista.org/advisories/APACHE2TRIAD-SERVER-STACK-v1.5.4-MULTIPLE-CVE.txt + ISR: ApparitionSec Vendor: =============== apache2triad.net...

MessengerScan 1.05 - Local Buffer Overflow (PoC) Exploit

Exploit for windows platform in category dos / poc !/usr/bin/python Exploit Title : MessengerScan v1.05 Hostname/IP Field SEH/EIP Overwrite POC Discovery by : Anurag Srivastava Email : email protected Discovery Date : 18/08/2017 Software Link :...

MS05-051 Scan 1.0 Buffer Overflow

!/usr/bin/python Exploit Title : MS05-051 Scan v1.0 Hostname/IP Field Local BoF PoC Discovery by : Anurag Srivastava Email : [email protected] Discovery Date : 18/08/2017 Software Link : https://www.mcafee.com/in/downloads/free-tools/ms05-051-scan.aspx Tested Version : 1.0...

Shocked! Google not going to fix the Chrome in the RCE vulnerability-vulnerability warning-the black bar safety net

Chrome 60 before all the old versions are affected by a remote code execution vulnerability. An anonymous researcher through Beyongd Security's SecuriTeam secure disclosure program will issue to inform Google. Google responded that it does not plan to solve this problem, because it does not affec...

DSScan 1.0 SEH Overwrite Proof Of Concept

!/usr/bin/python Exploit Title : DSScan v1.0 Hostname/IP Field SEH Overwrite POC Discovery by : Anurag Srivastava Email : [email protected] Website : http://pyramidcyber.com/ Discovery Date : 18/08/2017 Software Link : https://www.mcafee.com/in/downloads/free-tools/dsscan.aspx...

Microsoft Edge Chakra - Uninitialized Arguments (2) Exploit

Exploit for windows platform in category dos / poc void Parser::ParseFncFormalsParseNodePtr pnodeFnc, ParseNodePtr pnodeParentFnc, ushort flags ... if IsES6DestructuringEnabled && IsPossiblePatternStart ... // Instead of passing the STFormal all the way on many methods, it seems it is better to...

DSScan 1.0 - Local Buffer Overflow (PoC)

DSScan 1.0 - Local Buffer Overflow PoC !/usr/bin/python Exploit Title : DSScan v1.0 Hostname/IP Field SEH Overwrite POC Discovery by : Anurag Srivastava Email : [email protected] Website : http://pyramidcyber.com/ Discovery Date : 18/08/2017 Software Link :...

Microsoft Edge: Chakra: incorrect jit optimization with TypedArray setter #3(CVE-2017-8601)

Coincidentally, Microsoft released the patch for the issue 1290 the day after I reported it. But it seems they fixed it incorrectly again. This time, "funca, b, i;" is replaced with "funca, b, ;". PoC: 'use strict'; function funca, b, c a0 = 1.2; b0 = c; a1 = 2.2; a0 = 2.3023e-320; function main...

Microsoft Edge Chakra Parser::ParseFncFormals Uninitialized Arguments

Microsoft Edge: Chakra: Uninitialized arguments 2 CVE-2017-8670 Similar to the issue 1297 . But this time, it happends in "Parser::ParseFncFormals" with the "PNodeFlags::fpnArgumentsoverriddenInParam" flag. template void Parser::ParseFncFormalsParseNodePtr pnodeFnc, ParseNodePtr pnodeParentFnc,...

Microsoft Edge Chakra EmitNew Integer Overflow

Microsoft Edge: Chakra: Integer overflow in EmitNew CVE-2017-8636 The bytecode generator uses the "EmitNew" function to handle new operators. Here's the code how the function checks for integer overflow. void EmitNewParseNode pnode, ByteCodeGenerator byteCodeGenerator, FuncInfo funcInfo Js::ArgSl...

Microsoft Edge Chakra - 'EmitAssignment' uses the 'this' Register Without Initializing

000c ProfiledLdEnvSlot R4 = 13 Line 28: super.a = 1; Col 13: ^ 0018 LdHomeObjProto R8 R4 001d ProfiledStSuperFld R8.this=R5 = R3 0 0025 LdUndef R0 Line 29: Col 9: ^ 0027 Ret PoC: -- class Parent ; class Child extends Parent constructor = super.a = 10; // Implicitly use the "this" register. So it...

Microsoft Edge Chakra - 'InterpreterStackFrame::ProcessLinkFailedAsmJsModule' Incorrectly Re-parses

GetOriginalEntryPoint : nullptr; if this-pCurrentFunction && this-pCurrentFunction-IsFunctionParsed Assertthis-pCurrentFunction-StartInDocument == pnode-ichMin; pCurrentFunction" is the consturctor, but "pnode" refers to the method "f". PoC: -- class MyClass fa printa; constructor 'use asm';...

Microsoft Edge Chakra - InterpreterStackFrame::ProcessLinkFailedAsmJsModule Incorrectly Re-parses

Microsoft Edge Chakra - InterpreterStackFrame::ProcessLinkFailedAsmJsModule Incorrectly Re-parses GetOriginalEntryPoint : nullptr; if this-pCurrentFunction && this-pCurrentFunction-IsFunctionParsed Assertthis-pCurrentFunction-StartInDocument == pnode-ichMin; pCurrentFunction" is the consturctor,...

Microsoft Edge Chakra - TryUndeleteProperty Incorrect Usage (Denial of Service)

Microsoft Edge Chakra - TryUndeleteProperty Incorrect Usage Denial of Service ::NoSlots return false; propertyIndex = deletedPropertyIndex; deletedPropertyIndex = staticcastTaggedInt::ToInt32object-GetSlotdeletedPropertyIndex; return true; bool...

Microsoft Edge: Chakra: Incorrect usage of PushPopFrameHelper in InterpreterStackFrame::ProcessLinkFailedAsmJsModule(CVE-2017-8646)

PushPopFrameHelper is a class that pushes the current stack frame object in its constructor and pops it in the destructor. So it should be used like "PushPopFrameHelper holder...", but InterpreterStackFrame::ProcessLinkFailedAsmJsModule uses it like a function. Var...

Microsoft Edge Chakra - 'TryUndeleteProperty' Incorrect Usage (Denial of Service)

::NoSlots return false; propertyIndex = deletedPropertyIndex; deletedPropertyIndex = staticcastTaggedInt::ToInt32object-GetSlotdeletedPropertyIndex; return true; bool SimpleDictionaryUnorderedTypeHandle::TryUndeleteProperty DynamicObject const object, const TPropertyIndex existingPropertyIndex,...

Microsoft Edge Chakra - 'EmitNew' Integer Overflow

sxCall.argCount; argCount++; // include "this" BOOL fSideEffectArgs = FALSE; unsigned int tmpCount = CountArgumentspnode-sxCall.pnodeArgs, &fSideEffectArgs; AssertargCount == tmpCount; if argCount != Js::ArgSlotargCount Js::Throw::OutOfMemory; ... "Js::ArgSlot" is a 16 bit unsigned integer type...

Microsoft Edge Chakra - PreVisitCatch Missing Call

Microsoft Edge Chakra - PreVisitCatch Missing Call root-sxFnc.pnodeVars; pnode; pnode = pnode-sxVar.pnodeNext Symbol sym = pnode-sxVar.sym; if sym != nullptr && !pnode-sxVar.isBlockScopeFncDeclVar && sym-GetIsBlockVar if sym-GetIsCatch || pnode-nop == knopVarDecl && sym-GetIsBlockVar ... sym =...