CVE-2020-25014

Description

A stack-based buffer overflow in fbwifi_continue.cgi on Zyxel UTM and VPN series of gateways running firmware version V4.30 through to V4.55 allows remote unauthenticated attackers to execute arbitrary code via a crafted http packet.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 2.00% Top 20%
Vendor Advisory zyxel.com Vendor Advisory zyxel.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://businessforum.zyxel.com/categories/security-news-and-release release notes vendor advisory
https://www.zyxel.com/support/Zyxel-security-advisory-for-buffer-overflow-vulnerability.shtml vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-25014?
CVE-2020-25014 has been scored as a critical severity vulnerability.
How to fix CVE-2020-25014?
To fix CVE-2020-25014, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-25014 being actively exploited in the wild?
It is possible that CVE-2020-25014 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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