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CVE-2021-45342

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Date: January 24, 2022

A buffer overflow vulnerability in CDataList of the jwwlib component of LibreCAD 2.2.0-rc3 and older allows an attacker to achieve Remote Code Execution using a crafted JWW document.

Language: C++

Severity Score

Related Resources (11)

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VUMH3CWGVSMR2UIZEA35Q5UB7PDVVVYS/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FCC2FZ6HZOIK3775K4MTCOUHX6PLGPEL/
https://github.com/LibreCAD/LibreCAD/issues/1464
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUMH3CWGVSMR2UIZEA35Q5UB7PDVVVYS/
https://nvd.nist.gov/vuln/detail/CVE-2021-45342
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-45342
https://security-tracker.debian.org/tracker/CVE-2021-45342
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FCC2FZ6HZOIK3775K4MTCOUHX6PLGPEL/
https://security.gentoo.org/glsa/202305-26
https://www.debian.org/security/2022/dsa-5077
https://www.mend.io/vulnerability-database/CVE-2021-45342

Severity Score

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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