CVE-2020-5136: A buffer overflow vulnerability in SonicOS allows an authenticated attacker to cause Denial of Service (DoS) in the SSL-VPN and virtual assist portal, which…

PriorityP431medium6.5CVSS 3.1

AVNACLPRLUINSUCNINAH

EPSS

1.10%

61.6th percentile

A buffer overflow vulnerability in SonicOS allows an authenticated attacker to cause Denial of Service (DoS) in the SSL-VPN and virtual assist portal, which leads to a firewall crash. This vulnerability affected SonicOS Gen 5 version 5.9.1.7, 5.9.1.13, Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v and Gen 7 version 7.0.0.0.

Affected

13 ranges

Vendor	Product	Version range	Fixed in
sonicwall	sonicos	<= 5.9.1.13	—
sonicwall	sonicos	—	—
sonicwall	sonicos	—	—
sonicwall	sonicos	—	—
sonicwall	sonicos	—	—
sonicwall	sonicos	—	—
sonicwall	sonicos	—	—
sonicwall	sonicos	—	—
sonicwall	sonicos	—	—
sonicwall	sonicos	6.0.0.0 – 6.0.5.3	—
sonicwall	sonicos	6.5.0.0 – 6.5.1.11	—
sonicwall	sonicos	6.5.4.0 – 6.5.4.7	—
sonicwall	sonicosv	<= 6.5.4.4	—

CVSS provenance

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

nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:N/I:N/A:P

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