CVE-2021-32940 Information

Description

An out-of-bounds read issue exists in the DWG file-recovering procedure in the Drawings SDK (All versions prior to 2022.4) resulting from the lack of proper validation of user-supplied data. This can result in a read past the end of an allocated buffer and allow attackers to cause a denial-of-service condition or read sensitive information from memory locations.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Reference

https://us-cert.cisa.gov/ics/advisories/icsa-21-159-02 https://cert-portal.siemens.com/productcert/pdf/ssa-365397.pdf https://www.zerodayinitiative.com/advisories/ZDI-21-986/ https://cert-portal.siemens.com/productcert/pdf/ssa-155599.pdf

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.1