CVE-2021-35034

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.

CVSS v3 7.4 HIGH
CVSS v2.0 6.4 MEDIUM

7.4^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

6.4^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:N

Exploitability : 10.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.zyxel.com/support/Zyxel_security_advisory_for_sensitive_information_vulnerabilities_of_NBG6604_home_router.shtml	Vendor Advisory
https://www.zyxel.com/support/Zyxel_security_advisory_for_sensitive_information_vulnerabilities_of_NBG6604_home_router.shtml	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:zyxel:nbg6604_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:zyxel:nbg6604:-:*:*:*:*:*:*:*

History

21 Nov 2024, 06:11

Type	Values Removed	Values Added
CVSS	v2 : ~~6.4~~ v3 : ~~9.1~~	v2 : 6.4 v3 : 7.4
References	~~() https://www.zyxel.com/support/Zyxel_security_advisory_for_sensitive_information_vulnerabilities_of_NBG6604_home_router.shtml - Vendor Advisory~~	() https://www.zyxel.com/support/Zyxel_security_advisory_for_sensitive_information_vulnerabilities_of_NBG6604_home_router.shtml - Vendor Advisory

Information

Published : 2021-12-29 13:15

Updated : 2024-11-21 06:11

NVD link : CVE-2021-35034

Mitre link : CVE-2021-35034

CVE.ORG link : CVE-2021-35034

JSON object : View

Products Affected

zyxel

nbg6604_firmware
nbg6604

CWE

CWE-613

Insufficient Session Expiration

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