Zyxel has produced patches to deal with four security flaws impacting its firewall, AP Controller, and AP products to execute arbitrary running procedure commands and steal pick details.
The record of security vulnerabilities is as follows –
- CVE-2022-0734 – A cross-web page scripting (XSS) vulnerability in some firewall variations that could be exploited to entry info saved in the user’s browser, such as cookies or session tokens, via a malicious script.
- CVE-2022-26531 – Many enter validation flaws in command line interface (CLI) instructions for some variations of firewall, AP controller, and AP devices that could be exploited to induce a technique crash.
- CVE-2022-26532 – A command injection vulnerability in the “packet-trace” CLI command for some versions of firewall, AP controller, and AP units that could guide to execution of arbitrary OS commands.
- CVE-2022-0910 – An authentication bypass vulnerability influencing pick out firewall versions that could permit an attacker to downgrade from two-factor authentication to 1-factor authentication by way of an IPsec VPN consumer.
Though Zyxel has released software package patches for firewalls and AP gadgets, hotfix for AP controllers afflicted by CVE-2022-26531 and CVE-2022-26532 can be acquired only by getting in contact with the respective regional Zyxel guidance teams.
The enhancement comes as a critical command injection flaw in pick out variations of Zyxel firewalls (CVE-2022-30525, CVSS score: 9.8) has occur below lively exploitation, prompting the U.S. Cybersecurity and Infrastructure Security Company to insert the bug to its Regarded Exploited Vulnerabilities Catalog.
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