CVE-2022-2030 is a directory traversal vulnerability affecting various Zyxel USG FLEX, ATP, VPN, and USG/ZyWALL series firewall firmware versions. An authenticated attacker can exploit improperly sanitized URLs containing specific character sequences to access restricted files on the device. Rated Medium severity with a CVSS score of 6.5, this vulnerability requires authentication (PR:L) but has low attack complexity (AC:L) and can lead to high confidentiality impact (C:H). Currently, there is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or KEV listing, though there has been some community discussion on Reddit.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 4.50, <= 5.30CPE matchmatch criteria | cpe:2.3:o:zyxel:usg_flex_100w_firmware:*:*:*:*:*:*:*:* | ||
>= 4.50, <= 5.30CPE matchmatch criteria | cpe:2.3:o:zyxel:usg_flex_200_firmware:*:*:*:*:*:*:*:* | ||
>= 4.50, <= 5.30CPE matchmatch criteria | cpe:2.3:o:zyxel:usg_flex_500_firmware:*:*:*:*:*:*:*:* | ||
>= 4.50, <= 5.30CPE matchmatch criteria | cpe:2.3:o:zyxel:usg_flex_700_firmware:*:*:*:*:*:*:*:* | ||
>= 4.20, <= 5.30CPE matchmatch criteria | cpe:2.3:o:zyxel:usg_flex_50w_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.