CVE-2023-0126

Name: CVE-2023-0126
Creator: NVD / NIST
Published: 2023-01-19T20:15:10.85+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 72.70%

Last modified Jun 17, 2026

CVE-2023-0126 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Pre-authentication path traversal vulnerability in SMA1000 firmware version 12.4.2, which allows an unauthenticated attacker to access arbitrary files and directories stored outside the web root directory.. EPSS estimates a 72.70% chance of exploitation in the next 30 days.

Description

Pre-authentication path traversal vulnerability in SMA1000 firmware version 12.4.2, which allows an unauthenticated attacker to access arbitrary files and directories stored outside the web root directory.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

72.70%

99.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Sonicwall	Sma1000 Firmware	12.4.2

References

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2023-0001Vendor Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2023-0001Vendor Advisory

Timeline

Published: Jan 19, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-0126?

How severe is CVE-2023-0126?

CVE-2023-0126 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 72.70% probability of exploitation in the next 30 days.

How do I fix CVE-2023-0126?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-0126?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST