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MitreCVE-2021-37444

HistoryJul 25, 2021 - 10:15 p.m.

CVE-2021-37444

2021-07-2522:15:08

CWE-434

CWE-22

mitre

web.nvd.nist.gov

nch ivm attendant

cve-2021-37444

directory traversal

code execution

security vulnerability

plugin upload

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.001

Percentile

38.6%

JSON

NCH IVM Attendant v5.12 and earlier suffers from a directory traversal weakness upon uploading plugins in a ZIP archive. This can lead to code execution if a ZIP element’s pathname is set to a Windows startup folder, a file for the inbuilt Out-Going Message function, or a file for the the inbuilt Autodial function.

Affected configurations

Nvd

Node

nchsoftwareivm_attendantRange≤5.12

VendorProductVersionCPE
nchsoftwareivm_attendant*cpe:2.3:a:nchsoftware:ivm_attendant:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
nchsoftware	ivm_attendant	*	cpe:2.3:a:nchsoftware:ivm_attendant::::::::

References

github.com/0xfml/poc/blob/main/NCH/IVM_5.12_RCE.md

www.nch.com.au/ivm/index.html

Social References

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.001

Percentile

38.6%

JSON

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