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[email protected]NVD:CVE-2018-18489

HistoryApr 16, 2019 - 7:29 p.m.

CVE-2018-18489

2019-04-1619:29:00

[email protected]

web.nvd.nist.gov

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.2

Confidence

High

EPSS

0.001

Percentile

51.0%

JSON

The ping feature in the Diagnostic functionality on TP-LINK WR840N v2 Firmware 3.16.9 Build 150701 Rel.51516n devices allows remote attackers to cause a denial of service (HTTP service termination) by modifying the packet size to be higher than the UI limit of 1472.

Affected configurations

Nvd

Node

tp-linkwr840nMatch2

AND

tp-linkwr840n_firmwareMatch3.16.9

VendorProductVersionCPE
tp-linkwr840n2cpe:2.3:h:tp-link:wr840n:2:*:*:*:*:*:*:*
tp-linkwr840n_firmware3.16.9cpe:2.3:o:tp-link:wr840n_firmware:3.16.9:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
tp-link	wr840n	2	cpe:2.3:h:tp-link:wr840n:2:::::::*
tp-link	wr840n_firmware	3.16.9	cpe:2.3:o:tp-link:wr840n_firmware:3.16.9:::::::*

References

youtu.be/VGNEYWR9MgY

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.2

Confidence

High

EPSS

0.001

Percentile

51.0%

JSON

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