Vulnerability identifier: #VU56853
Vulnerability risk: High
CVSSv3.1: 7.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H/E:P/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-284
Exploitation vector: Network
Exploit availability: Yes
Vulnerable software:
SMA 100
Hardware solutions /
Security hardware applicances
Vendor: SonicWall
Description
The vulnerability allows a remote attacker to delete arbitrary files on the system.
The vulnerability exists due to improper access restrictions in SMA 100 management interface. A remote non-authenticated attacker can bypass implemented path traversal checks and delete an arbitrary file on the system, potentially resulting in a reboot to factory default settings.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
SMA 100: 10.2.0.7-34sv, 10.2.1.0-17sv, 10.2.0.6-31sv, 10.2.0.5-d-29sv, 10.2.0.3-24sv, 10.2.0.2-20sv, 9.0.0.10-28sv
External links
http://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0021
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. However, proof of concept for this vulnerability is available.