CVE-2019-0649 Chakra JIT server Privilege Escalation
Attackers can exploit a scripting engine flaw in Microsoft Edge to elevate privileges on the target system.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-0649?
CVE-2019-0649 is a high-severity vulnerability in Microsoft Chakracore, published on 6 Mar 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability exists in Microsoft Chakra JIT server, aka 'Scripting Engine Elevation of Privileged Vulnerability'.
Which versions are affected by CVE-2019-0649?
2 open source packages ship an affected version, including Microsoft.ChakraCore. It affects 2 products.
| Package | Affected | Fixed in |
|---|---|---|
Microsoft.ChakraCore NuGet | All versions | 1.11.6 |
Microsoft.ChakraCore NuGet | All versions | 1.11.6 |
Products include Microsoft Chakracore, Microsoft Edge.
How do I fix CVE-2019-0649?
Upgrade Microsoft.ChakraCore to 1.11.6 or later.
Is CVE-2019-0649 being exploited?
There is no known exploitation of CVE-2019-0649 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Chakracore
Sources
Also known as GHSA-6c6r-39cv-x5fq.