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CVE-2021-35034

Quick assessment

Affected
Zyxel NBG6604 series firmware
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Zyxel NBG6604是中国合勤科技（Zyxel）公司的一款双频无线路由器。 Zyxel NBG6604 中存在代码问题漏洞，该漏洞源于产品的CGI程序允许会话过期的用户访问设备。

CVSS 7.4 · High EPSS 1.04% · P64
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I. Basic Information for CVE-2021-35034

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An insufficient session expiration vulnerability in the CGI program of the Zyxel NBG6604 firmware could allow a remote attacker to access the device if the correct token can be intercepted.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的会话过期机制
Source: CVE Program / CVE List V5
Vulnerability Title
Zyxel NBG6604 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zyxel NBG6604是中国合勤科技（Zyxel）公司的一款双频无线路由器。 Zyxel NBG6604 中存在代码问题漏洞，该漏洞源于产品的CGI程序允许会话过期的用户访问设备。
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 NBG6604 series firmware 1.00(ABIR.8)C0 -

II. Public POCs for CVE-2021-35034

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III. Intelligence Information for CVE-2021-35034

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Other References for CVE-2021-35034 (1)

IV. Related Vulnerabilities

Same product: NBG6604 series firmware
Same vendor: Zyxel
Same weakness: CWE-613

V. Comments for CVE-2021-35034

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