Integer overflow in pywin32
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.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2021-32559US | medium6.5 | — | ||
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 6… | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/advisories/GHSA-hwfp-hg2m-9vr2ADVISORY
- https://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2021-0017/FEYE-2021-0017.mdWEB
- https://github.com/mhammond/pywin32PACKAGE
- https://github.com/mhammond/pywin32/issues/1700WEB
- https://github.com/mhammond/pywin32/pull/1701WEB
- https://github.com/mhammond/pywin32/releasesWEB
- https://github.com/pypa/advisory-database/tree/main/vulns/pywin32/PYSEC-2021-112.yamlWEB
- https://nvd.nist.gov/vuln/detail/CVE-2021-32559ADVISORY
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