Attacker Value
Unknown
0
CVE-2021-21900
0
CVE ID
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CVE-2021-21900
(Last updated October 07, 2023) ▾
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Command and Control
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Credential Access
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Defense Evasion
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Discovery
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Execution
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Description
A code execution vulnerability exists in the dxfRW::processLType() functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dxf file can lead to a use-after-free vulnerability. An attacker can provide a malicious file to trigger this vulnerability.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
8.8 High
Impact Score:
5.9
Exploitability Score:
2.8
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
Required
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
LibreCAD LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- debian,
- fedoraproject,
- librecad
Products
- debian linux 10.0,
- debian linux 11.0,
- debian linux 9.0,
- fedora 34,
- fedora 35,
- libdxfrw 2.2.0-rc2-19-ge02f3580
References
Advisory
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Exploited in the Wild
CVE ID
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