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MitreCVE-2021-25846

HistoryMay 10, 2021 - 11:15 a.m.

CVE-2021-25846

2021-05-1011:15:07

CWE-191

mitre

web.nvd.nist.gov

cve-2021-25846

improper validation

chassisid tlv

userdisk

vport_lldpd

moxa camera

denial of service

memcpy function

crafted lldp packet

nvd

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.2

Confidence

High

EPSS

0.001

Percentile

45.6%

JSON

Improper validation of the ChassisID TLV in userdisk/vport_lldpd in Moxa Camera VPort 06EC-2V Series, version 1.1, allows attackers to cause a denial of service due to a negative number passed to the memcpy function via a crafted lldp packet.

Affected configurations

Nvd

Node

moxavport_06ec-2v26mMatch-

AND

moxavport_06ec-2v26m_firmwareRange≤1.1

Node

moxavport_06ec-2v36m-tMatch-

AND

moxavport_06ec-2v36m-t_firmwareRange≤1.1

Node

moxavport_06ec-2v36m-ctMatch-

AND

moxavport_06ec-2v36m-ct_firmwareRange≤1.1

Node

moxavport_06ec-2v36m-ct-tMatch-

AND

moxavport_06ec-2v36m-ct-t_firmwareRange≤1.1

Node

moxavport_06ec-2v42mMatch-

AND

moxavport_06ec-2v42m_firmwareRange≤1.1

Node

moxavport_06ec-2v42m-tMatch-

AND

moxavport_06ec-2v42m-t_firmwareRange≤1.1

Node

moxavport_06ec-2v42m-ctMatch-

AND

moxavport_06ec-2v42m-ct_firmwareRange≤1.1

Node

moxavport_06ec-2v42m-ct-tMatch-

AND

moxavport_06ec-2v42m-ct-t_firmwareRange≤1.1

Node

moxavport_06ec-2v60m_firmwareRange≤1.1

AND

moxavport_06ec-2v60mMatch-

Node

moxavport_06ec-2v60m-t_firmwareRange≤1.1

AND

moxavport_06ec-2v60m-tMatch-

Node

moxavport_06ec-2v60m-ct_firmwareRange≤1.1

AND

moxavport_06ec-2v60m-ctMatch-

Node

moxavport_06ec-2v60m-ct-t_firmwareRange≤1.1

AND

moxavport_06ec-2v60m-ct-tMatch-

Node

moxavport_06ec-2v80m_firmwareRange≤1.1

AND

moxavport_06ec-2v80mMatch-

Node

moxavport_06ec-2v80m-t_firmwareRange≤1.1

AND

moxavport_06ec-2v80m-tMatch-

Node

moxavport_06ec-2v80m-ct_firmwareRange≤1.1

AND

moxavport_06ec-2v80m-ctMatch-

Node

moxavport_06ec-2v80m-ct-t_firmwareRange≤1.1

AND

moxavport_06ec-2v80m-ct-tMatch-

VendorProductVersionCPE
moxavport_06ec-2v26m-cpe:2.3:h:moxa:vport_06ec-2v26m:-:*:*:*:*:*:*:*
moxavport_06ec-2v26m_firmware*cpe:2.3:o:moxa:vport_06ec-2v26m_firmware:*:*:*:*:*:*:*:*
moxavport_06ec-2v36m-t-cpe:2.3:h:moxa:vport_06ec-2v36m-t:-:*:*:*:*:*:*:*
moxavport_06ec-2v36m-t_firmware*cpe:2.3:o:moxa:vport_06ec-2v36m-t_firmware:*:*:*:*:*:*:*:*
moxavport_06ec-2v36m-ct-cpe:2.3:h:moxa:vport_06ec-2v36m-ct:-:*:*:*:*:*:*:*
moxavport_06ec-2v36m-ct_firmware*cpe:2.3:o:moxa:vport_06ec-2v36m-ct_firmware:*:*:*:*:*:*:*:*
moxavport_06ec-2v36m-ct-t-cpe:2.3:h:moxa:vport_06ec-2v36m-ct-t:-:*:*:*:*:*:*:*
moxavport_06ec-2v36m-ct-t_firmware*cpe:2.3:o:moxa:vport_06ec-2v36m-ct-t_firmware:*:*:*:*:*:*:*:*
moxavport_06ec-2v42m-cpe:2.3:h:moxa:vport_06ec-2v42m:-:*:*:*:*:*:*:*
moxavport_06ec-2v42m_firmware*cpe:2.3:o:moxa:vport_06ec-2v42m_firmware:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
moxa	vport_06ec-2v26m	-	cpe:2.3:h:moxa:vport_06ec-2v26m:-:::::::*
moxa	vport_06ec-2v26m_firmware	*	cpe:2.3:o:moxa:vport_06ec-2v26m_firmware::::::::
moxa	vport_06ec-2v36m-t	-	cpe:2.3:h:moxa:vport_06ec-2v36m-t:-:::::::*
moxa	vport_06ec-2v36m-t_firmware	*	cpe:2.3:o:moxa:vport_06ec-2v36m-t_firmware::::::::
moxa	vport_06ec-2v36m-ct	-	cpe:2.3:h:moxa:vport_06ec-2v36m-ct:-:::::::*
moxa	vport_06ec-2v36m-ct_firmware	*	cpe:2.3:o:moxa:vport_06ec-2v36m-ct_firmware::::::::
moxa	vport_06ec-2v36m-ct-t	-	cpe:2.3:h:moxa:vport_06ec-2v36m-ct-t:-:::::::*
moxa	vport_06ec-2v36m-ct-t_firmware	*	cpe:2.3:o:moxa:vport_06ec-2v36m-ct-t_firmware::::::::
moxa	vport_06ec-2v42m	-	cpe:2.3:h:moxa:vport_06ec-2v42m:-:::::::*
moxa	vport_06ec-2v42m_firmware	*	cpe:2.3:o:moxa:vport_06ec-2v42m_firmware::::::::

Rows per page:

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References

www.moxa.com/en/

www.moxa.com/en/support/product-support/security-advisory/vport-06ec-2v-series-ip-cameras-vulnerabilities

Social References

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.2

Confidence

High

EPSS

0.001

Percentile

45.6%

JSON

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