CVE-2020-0674 KEV EXPLOIT
7.5
HIGH · CVSS 3.1 · EPSS 86.9% (pctl 100)
Patch first
On CISA KEV — known exploited in the wild, due 2022-05-03.
Description
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-2020-0673, CVE-2020-0710, CVE-2020-0711, CVE-2020-0712, CVE-2020-0713, CVE-2020-0767.
Scoring
| CVSS | 7.5 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 86.86% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-416 |
| On CISA KEV | yes — remediate by 2022-05-03 |
| Public exploit | yes |
| Published | 2020-02-11 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability |
|---|---|
| Added | 2021-11-03 |
| Due | 2022-05-03 |
| Vendor / product | Microsoft / Internet Explorer |
| Ransomware use | none reported |
Affected (15)
| Vendor | Product |
|---|---|
| microsoft | internet explorer |
| microsoft | windows 10 1507 |
| microsoft | windows 10 1607 |
| microsoft | windows 10 1709 |
| microsoft | windows 10 1803 |
| microsoft | windows 10 1809 |
| microsoft | windows 10 1903 |
| microsoft | windows 10 1909 |
| microsoft | windows 7 |
| microsoft | windows 8.1 |
| microsoft | windows rt 8.1 |
| microsoft | windows server 2008 |
| microsoft | windows server 2012 |
| microsoft | windows server 2016 |
| microsoft | windows server 2019 |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Microsoft Internet Explorer 11 and WPAD service 'Jscript.dll' - Use-After-Free | 2021-05-13 |
| exploit-db | Microsoft Internet Explorer 11 - Use-After-Free | 2020-11-17 |
References
- http://packetstormsecurity.com/files/159137/Microsoft-Internet-Explorer-11-Use-After-Free.html
- http://packetstormsecurity.com/files/161309/Microsoft-Internet-Explorer-11-Use-After-Free.html
- http://packetstormsecurity.com/files/162565/Microsoft-Internet-Explorer-8-11-Use-After-Free.html
- https://github.com/maxpl0it/CVE-2020-0674-Exploit
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0674
- http://packetstormsecurity.com/files/159137/Microsoft-Internet-Explorer-11-Use-After-Free.html
- http://packetstormsecurity.com/files/161309/Microsoft-Internet-Explorer-11-Use-After-Free.html
- http://packetstormsecurity.com/files/162565/Microsoft-Internet-Explorer-8-11-Use-After-Free.html
- https://github.com/maxpl0it/CVE-2020-0674-Exploit
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0674
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0674
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