CVE-2021-43391
CVSS V2 Medium 6.8
CVSS V3 High 7.8
Description
An Out-of-Bounds Read vulnerability exists when reading a DXF file using Open Design Alliance Drawings SDK before 2022.11. The specific issue exists within the parsing of DXF files. Crafted data in a DXF file (an invalid dash counter in line types) can trigger a read past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
Overview
- CVE ID
- CVE-2021-43391
- Assigner
- cve@mitre.org
- Vulnerability Status
- Modified
- Published Version
- 2021-11-14T21:15:08
- Last Modified Date
- 2023-02-14T12:15:11
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:opendesign:drawings_software_development_kit:*:*:*:*:*:*:*:* | 1 | OR | 2022.11 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.8
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://cert-portal.siemens.com/productcert/pdf/ssa-491245.pdf | |
| https://www.opendesign.com/security-advisories | Vendor Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-21-1352/ | Third Party Advisory VDB Entry |
| https://www.zerodayinitiative.com/advisories/ZDI-21-1361/ | Third Party Advisory VDB Entry |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-43391 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43391 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:44:15 | Added to TrackCVE | |||
| 2022-12-05 14:31:03 | 2021-11-14T21:15Z | 2021-11-14T21:15:08 | CVE Published Date | updated |
| 2022-12-05 14:31:03 | 2021-11-30T20:00:32 | CVE Modified Date | updated | |
| 2022-12-05 14:31:03 | Analyzed | Vulnerability Status | updated | |
| 2023-02-14 14:12:30 | 2023-02-14T12:15:11 | CVE Modified Date | updated | |
| 2023-02-14 14:12:30 | Analyzed | Modified | Vulnerability Status | updated |
| 2023-02-14 14:12:31 | References | updated |