CVE-2026-11730: CWE-335 Incorrect usage of seeds in Pseudo-Random number generator (PRNG) in NETGEAR EX3700
Description
Insufficient session randomness vulnerability in the listed NETGEAR Extender models allows a network-adjacent attacker having network access (such as WiFi credentials) to predict valid session identifiers and hijack an authenticated administrator session on the web management portal.
CVSS v4.0
Score 2.1low
Affected software
NETGEAR
EX3700
NETGEAR
EX6120
pkg:github/netgear/EX3700Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-335) in NETGEAR EX3700 devices arises from improper seeding of the PRNG used to generate session identifiers. An attacker who has network access can exploit this weakness to predict session IDs, enabling them to hijack an authenticated administrator session on the web management interface. The CVSS 4.0 base score is 4.5, reflecting a medium severity with attack vector being adjacent network and requiring low attack complexity and partial privileges.
Potential Impact
An attacker with network access (e.g., WiFi credentials) can predict session identifiers and hijack an authenticated administrator session on the device's web management portal. This compromises administrative control over the device, potentially allowing configuration changes or other administrative actions.
Mitigation Recommendations
No official patch or remediation is currently confirmed. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict network access to trusted users and monitor for unauthorized administrative access.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- NETGEAR
- Date Reserved
- 2026-06-09T02:46:38.130Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6ace44e52cdf04f65678226f
Added to database: 10/13/2026, 14:49:09 UTC
Last enriched: 10/13/2026, 15:04:08 UTC
Last updated: 10/13/2026, 18:57:33 UTC
Views: 11
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