CVE-2021-21899

2021-11-1900:00:00

CWE-119

talos

www.cve.org

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

9 High

AI Score

Confidence

High

0.011 Low

EPSS

Percentile

84.3%

JSON

A code execution vulnerability exists in the dwgCompressor::copyCompBytes21 functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dwg file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "LibreCAD",
    "versions": [
      {
        "version": "LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580",
        "status": "affected"
      }
    ]
  }
]