AEGLIX vulnerability intelligence
CVE-2021-34448
MEDIUM · CVSS 6.8 · Analyzed
Published: 2021-07-16 · Updated: 2026-08-10 · Source: NVD
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Vulnerability overview
Scripting Engine Memory Corruption Vulnerability
Severity and scoring
- CVSS score
- 6.8 · MEDIUM
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
- Weaknesses
- CWE-787
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Microsoft · Windows
- Added to catalog
- 2021-11-03
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2021-11-17
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.10240.19003
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.14393.4530
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.17763.2061
cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.18363.1679
cpe:2.3:o:microsoft:windows_10_2004:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.19041.1110
cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.19042.1110
cpe:2.3:o:microsoft:windows_10_21h1:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.19043.1110
cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.14393.4530
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
Before (exclusive): 10.0.17763.2061
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34448
Patch · Vendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34448
Patch · Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-34448
US Government Resource