CVE-2023-33508

Name: CVE-2023-33508
Creator: NVD / NIST
Published: 2023-05-31T13:15:09.96+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.41%

Last modified Jun 17, 2026

CVE-2023-33508 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. KramerAV VIA GO² < 4.0.1.1326 is vulnerable to unauthenticated file upload resulting in Remote Code Execution (RCE).. EPSS estimates a 1.41% chance of exploitation in the next 30 days.

Description

KramerAV VIA GO² < 4.0.1.1326 is vulnerable to unauthenticated file upload resulting in Remote Code Execution (RCE).

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.41%

69.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Kramerav	Via Go2 Firmware	< 4.0.1.1326

References

https://zxsecurity.co.nz/research/advisories/kramer-via-go-2-rce-and-other-vulns/Exploit, Third Party Advisory
https://zxsecurity.co.nz/research/advisories/kramer-via-go-2-rce-and-other-vulns/Exploit, Third Party Advisory

Timeline

Published: May 31, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-33508?

KramerAV VIA GO² < 4.0.1.1326 is vulnerable to unauthenticated file upload resulting in Remote Code Execution (RCE).

How severe is CVE-2023-33508?

CVE-2023-33508 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.41% probability of exploitation in the next 30 days.

How do I fix CVE-2023-33508?

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-2023-33508?

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

Scan your code now

Source: NVD / NIST