Code Execution Vulnerability in LibreCad by LibreCad Team
CVE-2021-21900

8.8HIGH

Key Information:

Vendor

Librecad

Status
Librecad
Vendor
CVE Published:
19 November 2021

What is CVE-2021-21900?

A code execution vulnerability in the dxfRW::processLType() function can be exploited by an attacker to execute arbitrary code. This vulnerability arises from a use-after-free situation during the processing of specially-crafted .dxf files. By providing a malicious .dxf file, an attacker can disrupt normal operations, potentially leading to unauthorized access or system compromise.

Affected Version(s)

LibreCAD LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580

References

https://talosintelligence.com/vulnerability_reports/TALOS...
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisory
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisory

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

CVSS V3.0

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.