CVE-2022-26531
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I. Basic Information for CVE-2022-26531
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Multiple improper input validation flaws were identified in some CLI commands of Zyxel USG/ZyWALL series firmware versions 4.09 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, VPN series firmware versions 4.30 through 5.21, NSG series firmware versions 1.00 through 1.33 Patch 4, NXC2500 firmware version 6.10(AAIG.3) and earlier versions, NAP203 firmware version 6.25(ABFA.7) and earlier versions, NWA50AX firmware version 6.25(ABYW.5) and earlier versions, WAC500 firmware version 6.30(ABVS.2) and earlier versions, and WAX510D firmware version 6.30(ABTF.2) and earlier versions, that could allow a local authenticated attacker to cause a buffer overflow or a system crash via a crafted payload.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Zyxel USG/ZyWALL 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zyxel USG/ZyWALL是中国合勤科技（Zyxel）公司的一款防火墙。 Zyxel USG/ZyWALL 4.09 - 4.71、USG FLEX 4.50 - 5.21、ATP 4.32 - 5.21、VPN 4.30 - 5.21、NSG 1.00 - 1.33 Patch 4、NXC2500 6.10(AAIG.3)及之前版本、NAP203 6.25(ABFA.7) 及之前版本、NWA50AX 6.25(ABYW.5) 及之前版本、WAC500 6.30(ABVS.2) 及之前版本， WAX
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Zyxel | USG/ZyWALL series firmware | 4.09 through 4.71 | - | |
| Zyxel | USG FLEX series firmware | 4.50 through 5.21 | - | |
| Zyxel | ATP series firmware | 4.32 through 5.21 | - | |
| Zyxel | VPN series firmware | 4.30 through 5.21 | - | |
| Zyxel | NSG series firmware | 1.00 through 1.33 Patch 4 | - | |
| Zyxel | NXC2500 firmware | <= 6.10(AAIG.3) | - | |
| Zyxel | NAP203 firmware | <= 6.25(ABFA.7) | - | |
| Zyxel | NWA50AX firmware | <= 6.25(ABYW.5) | - | |
| Zyxel | WAC500 firmware | <= 6.30(ABVS.2) | - | |
| Zyxel | WAX510D firmware | <= 6.30(ABTF.2) | - |
II. Public POCs for CVE-2022-26531
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|---|
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Same Patch Batch · Zyxel · 2022-05-24 · 4 CVEs total
| CVE-2022-26532 | 7.8 HIGH | Zyxel USG/ZyWALL 操作系统命令注入漏洞 |
| CVE-2022-0910 | 6.5 MEDIUM | Zyxel USG/ZyWALL 授权问题漏洞 |
| CVE-2022-0734 | 5.8 MEDIUM | Zyxel USG/ZyWALL 跨站脚本漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2022-26531
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