CVE-2018-0860 ChakraCore RCE Vulnerability
Remote attackers can execute arbitrary code via memory corruption in the Microsoft Edge scripting engine.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2018-0860?
CVE-2018-0860 is a high-severity memory corruption vulnerability in Microsoft Edge, published on 15 Feb 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Microsoft Edge and ChakraCore in Microsoft Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows remote code execution, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2018-0834, CVE-2018-0835, CVE-2018-0836, CVE-2018-0837, CVE-2018-0838, CVE-2018-0840, CVE-2018-0856, CVE-2018-0857, CVE-2018-0858, CVE-2018-0859, CVE-2018-0861, and CVE-2018-0866.
Weakness: CWE-787
Which versions are affected by CVE-2018-0860?
2 open source packages ship an affected version, including Microsoft.ChakraCore. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
Microsoft.ChakraCore NuGet | All versions | 1.8.1 |
Microsoft.ChakraCore NuGet | All versions | 1.8.1 |
Products include Microsoft Edge.
How do I fix CVE-2018-0860?
Upgrade Microsoft.ChakraCore to 1.8.1 or later.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2018-0860 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-0860 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Microsoft Edge
Sources
Also known as GHSA-v3xp-3wpq-rvhp.