Skia and Firefox: Integer overflow in SkTDArray leading to out-of-bounds write(CVE-2018-5159)

Skia bug report: https://bugs.chromium.org/p/skia/issues/detail?id=7674 Mozilla bug report: https://bugzilla.mozilla.org/showbug.cgi?id=1441941 In Skia, SkTDArray stores length fCount and capacity fReserve as 32-bit ints and does not perform any integer overflow checks. There are a couple of plac...

Google Chrome - Integer Overflow when Processing WebAssembly Locals

Google Chrome - Integer Overflow when Processing WebAssembly Locals / When v8 decodes the locals of a function, it performs a check: if count + typelist-size kV8MaxWasmFunctionLocals decoder-errordecoder-pc - 1, "local count too large"; return false; On a 32-bit platform, this check can be bypass...

WebKit - Use-After-Free when Resuming Generator

WebKit - Use-After-Free when Resuming Generator !-- In WebKit, resuming a generator is implemented in JavaScript. An internal object property, @generatorState is used to prevent recursion within generators. In GeneratorPrototype.js, the state is checked by calling: var state = this.@generatorStat...

XNU kernel heap overflow due to bad bounds checking in MPTCP(CVE-2018-4241)

mptcpusrconnectx is the handler for the connectx syscall for the APMULTIPATH socket family. The logic of this function fails to correctly handle source and destination sockaddrs which aren't AFINET or AFINET6: // verify salen for AFINET: if dst-safamily == AFINET && dst-salen !=...

Gnome Web (Epiphany) < 3.28.2.1 - Denial of Service

Title: Gnome Web/Epiphany Browser libephymain.so in GNOME WEB/Epiphany PoC: b1tch3z = window.open"https://www.google.com", "bl1ngbl1ng", "width=250,height=250"; b1tch3z.document.write"ua b1tch3z"; // https://github.com/undergroundagency // https://github.com/ldpreload Video PoC:...

WordPress Contact Form Maker Plugin 1.12.20 - SQL Injection Vulnerability

Exploit for php platform in category web applications Title: WordPress Contact Form Maker Plugin 1.12.20 - SQL Injection Author: Neven Biruski Software: WordPress Contact Form Maker plugin Software link: https://wordpress.org/plugins/contact-form-maker/ Version: 1.12.20 and below The easiest way ...

Gnome Web (Epiphany) Denial Of Service

Title: Gnome Web/Epiphany Browser libephymain.so in GNOME WEB/Epiphany PoC: b1tch3z = window.open"https://www.google.com", "bl1ngbl1ng", "width=250,height=250"; b1tch3z.document.write"ua b1tch3z"; // https://github.com/undergroundagency // https://github.com/ldpreload Video PoC:...

WebRTC - VP9 Missing Frame Processing Out-of-Bounds Memory Access

WebRTC - VP9 Missing Frame Processing Out-of-Bounds Memory Access There is a missing check in VP9 frame processing that could lead to memory corruption. In the file videocoding/rtpframereferencefinder.cc, the function RtpFrameReferenceFinder::MissingRequiredFrameVp9 contains the following code:...

WebRTC - VP9 Frame Processing Out-of-Bounds Memory Access

WebRTC - VP9 Frame Processing Out-of-Bounds Memory Access There is a missing check in VP9 frame processing that could lead to memory corruption. In the file videocoding/rtpframereferencefinder.cc, the function RtpFrameReferenceFinder::ManageFrameVp9 fetches the GofInfo based on a picidx parsed fr...

Microsoft Edge: Chakra: Cross context bug(CVE-2018-0946)

Background The CrossSite class is used for passing JavaScript variables across different contexts. Chakra is basically trying to wrap every variable being passed from a context to another context. The way it wraps an object is, first overwrite the virtual function table pointer of the given objec...

WebKit - WebAssembly Compilation Info Leak

arrayBufferView-vector : staticcastarrayBuffer-impl-data; If the source buffer is a view DataView or TypedArray, arrayBufferView-vector is returned. The vector method returns the start of the data in the buffer, including any offset. However, the function createSourceBufferFromValue copies the...

WebRTC - VP9 Missing Frame Processing Out-of-Bounds Memory Access

There is a missing check in VP9 frame processing that could lead to memory corruption. In the file videocoding/rtpframereferencefinder.cc, the function RtpFrameReferenceFinder::MissingRequiredFrameVp9 contains the following code: sizet temporalidx = info.gof-temporalidxgofidx; ... for sizet l = 0...

WordPress Plugin Form Maker 1.12.24 - SQL Injection

WordPress Plugin Form Maker 1.12.24 - SQL Injection Title: WordPress Form Maker Plugin 1.12.24 - SQL Injection Date: 2018-06-07 Author: Neven Biruski Software: WordPress Form Maker plugin https://wordpress.org/plugins/form-maker/ Version: 1.12.24 and below Vendor Status: Vendor contacted, update...

Sint Wind PI 01.26.19 Authentication Bypass

Sint Wind PI v01.26.19 Authentication Bypass Vendor: Tonino Tarsi Product web page: https://github.com/ToninoTarsi/swpi Affected version: 01.26.19 Summary: A Meteo Station software for Raspberry PI. Capability include telephone answering, webcams, digital cameras, web. A Sint Wind is a wind...

SearchBlox 8.6.7 XML External Entity Injection

Exploit Title: SearchBlox 8.6.7 Out-Of-Band XML eXternal Entity OOB-XXE Exploit Author: Ahmet GUREL, Canberk BOLAT Software Link: https://www.searchblox.com/ Version: = SearchBlox Version 8.6.7 Platform: Java Tested on: Windows CVE: CVE-2018-11586 1. DETAILS An XML External Entity attack is a typ...

CVE-2018-4990 Adobe Reader code execution exploit analysis-exploit warning-the black bar safety net

2018 5 on 15 September, ESET released the article“A tale of two zero-days”, the article disclosed this year 3 month ESET in malware scan engine VirusTotal on the capture of the one used to attack the test PDF document. The PDF document contains a sample of two pieces of 0-day Vulnerability,...

Microsoft Edge Chakra - EntrySimpleObjectSlotGetter Type Confusion

/ function optw, arr arr0 = 1.1; let res = w.event; arr0 = 2.3023e-320; return res; let arr = 1.1; for let i = 0; i ::EntrySimpleObjectSlotGetter 00007fffd5cf3d50 // w.event 000001a880001235 48ffd0 call rax 000001a880001238 488b8e30bdf0ff mov rcx,qword ptr rsi-0F42D0h 000001a88000123f f2480f10415...

MachForm 4.2.3 - SQL Injection Path Traversal Upload Bypass

MachForm 4.2.3 - SQL Injection Path Traversal Upload Bypass Vendor: Appnitro Product webpage: https://www.machform.com/ Full-Disclose: https://metalamin.github.io/MachForm-not-0-day-EN/ Fix: https://www.machform.com/blog-machform-423-security-release/ Author: Amine Taouirsa Twitter: @metalamin...

easyLetters 1.0 - (id) SQL Injection Vulnerability

Exploit for php platform in category web applications Exploit Title: easyLetters 1.0 - 'id' SQL Injection Exploit Author: Özkan Mustafa Akkuş AkkuS Vendor Homepage: https://codecanyon.net/item/easyletters/5281396 Version: 1.0 Category: Webapps Tested on: Kali linux...

EasyService Billing 1.0 - Cross-Site Request Forgery Vulnerability

Exploit for php platform in category web applications history.pushState'', '', '/' form action="http://test.com/EasyServiceBilling/quotation-new3-new2.php?add=true&id=139" method="P...