Vulnerability identifier: #VU47687
Vulnerability risk: High
CVSSv3.1: 7.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-122
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
SonicOS
Operating systems & Components /
Operating system
Vendor: SonicWall
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error within the SSLVPN service. A remote non-authenticated attacker can send specially crafted request to the device and crash it.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
SonicOS: 5.9 - 7.0
External links
http://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0013
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.