CVE-2021-42659: There is a buffer overflow vulnerability in the Web server httpd of the router in Tenda router devices such as Tenda AC9 V1.0 V15.03.02.19(6318) and Tenda AC9…

PriorityP428medium6.5CVSS 3.1

AVAACLPRNUINSUCNINAH

EPSS

0.81%

52.5th percentile

There is a buffer overflow vulnerability in the Web server httpd of the router in Tenda router devices such as Tenda AC9 V1.0 V15.03.02.19(6318) and Tenda AC9 V3.0 V15.03.06.42_multi. When setting the virtual service, the httpd program will crash and exit when the super-long list parameter occurs.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
tenda	ac9_firmware	—	—
tenda	ac9_firmware	—	—

CVSS provenance

nvdv3.16.5MEDIUMCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvdv2.06.1MEDIUMAV:A/AC:L/Au:N/C:N/I:N/A:C

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