CVE-2020-0832 json
Out-of-bounds write in ChakraCore
published 2020-03-12 6 y ago modified 2026-06-17 4 mo ago also GHSA-2qgv-2cv4-g4cg , EUVD-2021-1433
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 8.7%
- EPSS 8.7% chance of exploitation in 30 days, percentile 95%
- public exploits
- 0
- none known
Summary
A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer, aka 'Scripting Engine Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2020-0768, CVE-2020-0823, CVE-2020-0825, CVE-2020-0826, CVE-2020-0827, CVE-2020-0828, CVE-2020-0829, CVE-2020-0830, CVE-2020-0831, CVE-2020-0833, CVE-2020-0848.
Patch / fix
- nuget Microsoft.ChakraCore 1.11.17
Exploit prediction
8.68% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.6 | AV:N/AC:H/Au:N/C:C/I:C/A:C |
| GitHub | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| nuget | Microsoft.ChakraCore | <1.11.17 |
1.11.17 |
Affected products
- Microsoft Internet Explorer 9
- Microsoft Internet Explorer 11
- Microsoft Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems
- Microsoft Internet Explorer 11 on Windows 10 Version 1903 for x64-based Systems
- Microsoft Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems
- Microsoft Internet Explorer 11 on Windows Server 2012
- Microsoft Internet Explorer 11 on Windows 10 Version 1909 for 32-bit Systems
- Microsoft Internet Explorer 11 on Windows 10 Version 1909 for x64-based Systems
- Microsoft Internet Explorer 11 on Windows 10 Version 1909 for ARM64-based Systems
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2020-0832
web, patch, vendor-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2020-0832
advisory
Sources
- CVE List CVE-2020-0832
- GitHub Advisory GHSA-2qgv-2cv4-g4cg
- NVD CVE-2020-0832
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.