Description
An insufficient entropy vulnerability caused by the improper use of a randomness function with low entropy for web authentication tokens generation exists in the Zyxel GS1900-10HP firmware version V2.80(AAZI.0)C0. This vulnerability could allow a LAN-based attacker a slight chance to gain a valid session token if multiple authenticated sessions are alive.
Published: 2024-09-10
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2024-37235 An insufficient entropy vulnerability caused by the improper use of a randomness function with low entropy for web authentication tokens generation exists in the Zyxel GS1900-10HP firmware version V2.80(AAZI.0)C0. This vulnerability could allow a LAN-based attacker a slight chance to gain a valid session token if multiple authenticated sessions are alive.
History

Wed, 18 Sep 2024 18:45:00 +0000

Type Values Removed Values Added
First Time appeared Zyxel
Zyxel gs1900-10hp
Zyxel gs1900-10hp Firmware
Zyxel gs1900-16
Zyxel gs1900-16 Firmware
Zyxel gs1900-24
Zyxel gs1900-24 Firmware
Zyxel gs1900-24e
Zyxel gs1900-24e Firmware
Zyxel gs1900-24ep
Zyxel gs1900-24ep Firmware
Zyxel gs1900-24hpv2
Zyxel gs1900-24hpv2 Firmware
Zyxel gs1900-48
Zyxel gs1900-48 Firmware
Zyxel gs1900-48hpv2
Zyxel gs1900-48hpv2 Firmware
Zyxel gs1900-8
Zyxel gs1900-8 Firmware
Zyxel gs1900-8hp
Zyxel gs1900-8hp Firmware
CPEs cpe:2.3:h:zyxel:gs1900-10hp:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:gs1900-16:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:gs1900-24:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:gs1900-24e:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:gs1900-24ep:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:gs1900-24hpv2:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:gs1900-48:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:gs1900-48hpv2:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:gs1900-8:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:gs1900-8hp:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:gs1900-10hp_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:gs1900-16_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:gs1900-24_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:gs1900-24e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:gs1900-24ep_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:gs1900-24hpv2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:gs1900-48_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:gs1900-48hpv2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:gs1900-8_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:gs1900-8hp_firmware:*:*:*:*:*:*:*:*
Vendors & Products Zyxel
Zyxel gs1900-10hp
Zyxel gs1900-10hp Firmware
Zyxel gs1900-16
Zyxel gs1900-16 Firmware
Zyxel gs1900-24
Zyxel gs1900-24 Firmware
Zyxel gs1900-24e
Zyxel gs1900-24e Firmware
Zyxel gs1900-24ep
Zyxel gs1900-24ep Firmware
Zyxel gs1900-24hpv2
Zyxel gs1900-24hpv2 Firmware
Zyxel gs1900-48
Zyxel gs1900-48 Firmware
Zyxel gs1900-48hpv2
Zyxel gs1900-48hpv2 Firmware
Zyxel gs1900-8
Zyxel gs1900-8 Firmware
Zyxel gs1900-8hp
Zyxel gs1900-8hp Firmware

Tue, 10 Sep 2024 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 10 Sep 2024 01:45:00 +0000

Type Values Removed Values Added
Description An insufficient entropy vulnerability caused by the improper use of a randomness function with low entropy for web authentication tokens generation exists in the Zyxel GS1900-10HP firmware version V2.80(AAZI.0)C0. This vulnerability could allow a LAN-based attacker a slight chance to gain a valid session token if multiple authenticated sessions are alive.
Weaknesses CWE-331
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N'}


Subscriptions

Zyxel Gs1900-10hp Gs1900-10hp Firmware Gs1900-16 Gs1900-16 Firmware Gs1900-24 Gs1900-24 Firmware Gs1900-24e Gs1900-24e Firmware Gs1900-24ep Gs1900-24ep Firmware Gs1900-24hpv2 Gs1900-24hpv2 Firmware Gs1900-48 Gs1900-48 Firmware Gs1900-48hpv2 Gs1900-48hpv2 Firmware Gs1900-8 Gs1900-8 Firmware Gs1900-8hp Gs1900-8hp Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: Zyxel

Published:

Updated: 2024-09-10T15:15:34.477Z

Reserved: 2024-06-12T09:11:12.898Z

Link: CVE-2024-38270

cve-icon Vulnrichment

Updated: 2024-09-10T15:15:18.502Z

cve-icon NVD

Status : Analyzed

Published: 2024-09-10T02:15:09.780

Modified: 2024-09-18T18:23:40.977

Link: CVE-2024-38270

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses