CVE-2021-32559

Published Jul 6, 2021 CVSS 3.1 · 6.5 Medium EPSS 1.7% KEV · Not listed
Description
An integer overflow exists in pywin32 prior to version b301 when adding an access control entry (ACE) to an access control list (ACL) that would cause the size to be greater than 65535 bytes. An attacker who successfully exploited this vulnerability could crash the vulnerable process.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-0214 An integer overflow exists in pywin32 prior to version b301 when adding an access control entry (ACE) to an access control list (ACL) that would cause the size to be greater than 65535 bytes. An attacker who successfully exploited this vulnerability could crash the vulnerable process.
Github GHSA Github GHSA GHSA-hwfp-hg2m-9vr2 Integer overflow in pywin32
History
Type Values Removed Values Added
First Time appeared Mhammond
Mhammond pywin32
CPEs cpe:2.3:a:pywin32_project:pywin32:*:*:*:*:*:*:*:* cpe:2.3:a:mhammond:pywin32:*:*:*:*:*:*:*:*
Vendors & Products Pywin32 Project
Pywin32 Project pywin32
Mhammond
Mhammond pywin32
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 3, 2024, 11:25 PM
Reserved
May 11, 2021, 12:00 AM
Status
Analyzed
Published
Jul 6, 2021, 12:15 PM
Modified
Jun 17, 2026, 3:53 AM