Description
A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Microsoft Edge, aka "Scripting Engine Memory Corruption Vulnerability." This affects Microsoft Edge, ChakraCore. This CVE ID is unique from CVE-2018-0945, CVE-2018-0946, CVE-2018-0951, CVE-2018-0953, CVE-2018-0954, CVE-2018-0955, CVE-2018-1022, CVE-2018-8114, CVE-2018-8122, CVE-2018-8128, CVE-2018-8137.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Microsoft Edge | Windows 10 Version 1803 for 32-bit Systems, Windows 10 Version 1803 for x64-based Systems | — |
| Microsoft | ChakraCore | ChakraCore | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Microsoft Edge Chakra JIT - BoundFunction::NewInstance Out-of-Bounds Read EDB-45012 · dos · Jul 12, 2018 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| NuGet | Microsoft.ChakraCore | < 1.8.4 | 1.8.4 | GHSA-5hxp-3237-j2hp |
References
- 103977 vdb-entry
- 45012 exploit
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8139
- 1040844 vdb-entry