CVE-2024-9677

HIGH EPSS 4.9%
Published Oct 22, 20241y ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
High
Find Similar
Published Oct 22, 2024 1y ago
Last Modified Jun 17, 2026 2w ago

Description

The insufficiently protected credentials vulnerability in the CLI command of the USG FLEX H series uOS firmware version V1.21 and earlier versions could allow an authenticated local attacker to gain privilege escalation by stealing the authentication token of a login administrator. Note that this attack could be successful only if the administrator has not logged out.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
4.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-522

Affected Products 6

VendorProductVersionRange
zyxeluos* <1.30
zyxelusg_flex_100h*any
zyxelusg_flex_200h*any
zyxelusg_flex_200hp*any
zyxelusg_flex_500h*any
zyxelusg_flex_700h*any

References 1

  • zyxel.com https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-insufficiently-protected-credentials-vulnerability-in-firewalls-10-22-2024
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.