8.8
CWE
287
EPSS
0.088%
Advisory Published
Updated

CVE-2023-5970

First published: Tue Dec 05 2023(Updated: )

Improper authentication in the SMA100 SSL-VPN virtual office portal allows a remote authenticated attacker to create an identical external domain user using accent characters, resulting in an MFA bypass.

Credit: PSIRT@sonicwall.com

Affected SoftwareAffected VersionHow to fix
All of
SonicWall SMA 200<=10.2.1.9-57sv
SonicWall SMA 200 firmware
All of
SonicWall SMA 210<=10.2.1.9-57sv
SonicWall SMA 210 Firmware
All of
SonicWall SMA 400<=10.2.1.9-57sv
SonicWall SMA 400 firmware
All of
SonicWall SMA 410<=10.2.1.9-57sv
SonicWall SMA 410
All of
SonicWall SMA 500v Firmware<=10.2.1.9-57sv
SonicWall SMA 500v Firmware

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Frequently Asked Questions

  • What is the severity of CVE-2023-5970?

    CVE-2023-5970 is classified as a medium severity vulnerability.

  • How do I fix CVE-2023-5970?

    To mitigate CVE-2023-5970, upgrade your SonicWall SMA firmware to version above 10.2.1.9-57sv.

  • What types of attacks can CVE-2023-5970 facilitate?

    CVE-2023-5970 can allow an attacker to bypass MFA by creating an identical external domain user using accent characters.

  • Which SonicWall products are affected by CVE-2023-5970?

    CVE-2023-5970 affects SonicWall SMA 200, SMA 210, SMA 400, SMA 410, and SMA 500v firmware with specified versions.

  • Who can exploit CVE-2023-5970?

    CVE-2023-5970 can be exploited by remote authenticated attackers with access to the SMA100 SSL-VPN virtual office portal.

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