CVE-2024-9677: High severity zyxel uos vulnerability

Published Oct 22, 2024
·
Updated

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.

Affected Software

6 affected components
All of the following
Zyxel uOS<1.30
Any of the following
Zyxel Usg Flex 100h
Zyxel Usg Flex 200h
Zyxel Usg Flex 200hp
Zyxel Usg Flex 500h
Zyxel Usg Flex 700h

Event History

Oct 22, 2024
CVE Published
via MITRE·01:19 AM
Data Sourced
via MITRE·01:19 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·02:15 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2024-9677?

CVE-2024-9677 is classified with a severity rating that indicates the potential for privilege escalation due to insufficiently protected credentials.

2

How do I fix CVE-2024-9677?

To remediate CVE-2024-9677, it is advised to upgrade the USG FLEX H series uOS firmware to version 1.30 or later.

3

Who is affected by CVE-2024-9677?

The vulnerability CVE-2024-9677 affects users of the USG FLEX H series devices running uOS firmware version V1.21 and earlier.

4

What type of attack does CVE-2024-9677 facilitate?

CVE-2024-9677 allows an authenticated local attacker to perform privilege escalation by stealing the authentication token of an administrator.

5

Is my device vulnerable to CVE-2024-9677?

You would be vulnerable to CVE-2024-9677 if your USG FLEX H series device is using uOS firmware version V1.21 or earlier.

Contact

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