Vulnerability CVE-2021-45844

Vulnerability Name:

CVE-2021-45844 (CCN-218110)

Assigned:

2021-12-23

Published:

2021-12-23

Updated:

2022-10-27

Summary:

Improper sanitization in the invocation of ODA File Converter from FreeCAD 0.19 allows an attacker to inject OS commands via a crafted filename.

CVSS v3 Severity:

7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.1 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:U/RC:R)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
6.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:U/RC:R)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): Low Integrity (I): Low Availibility (A): Low

CVSS v2 Severity:

7.6 High (CVSS v2 Vector: AV:N/AC:H/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): High Authentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

Vulnerability Type:

CWE-78

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2021-45844

Source: XF
Type: UNKNOWN
freecad-cve202145844-cmd-exec(218110)

Source: MISC
Type: Exploit, Issue Tracking, Mitigation, Patch, Vendor Advisory
https://forum.freecadweb.org/viewtopic.php?t=64733

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20220307 [SECURITY] [DLA 2934-1] freecad security update

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20220818 [SECURITY] [DLA 3076-1] freecad security update

Source: CCN
Type: FreeCAD 0004809
ODA File Converter from FreeCAD

Source: MISC
Type: Exploit, Issue Tracking, Patch, Vendor Advisory
https://tracker.freecad.org/view.php?id=4809

Source: DEBIAN
Type: Third Party Advisory
DSA-5229

Vulnerable Configuration:

Configuration 1:

cpe:/a:freecadweb:freecad:0.19:*:*:*:*:*:*:*

Configuration 2:

cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

OR cpe:/o:debian:debian_linux:10.0:*:*:*:*:*:*:*

OR cpe:/o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Denotes that component is vulnerable

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