High severity · published Oct 22, 2024
CVE-2024-9677
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…
7.8
CVSS
0.2%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 4% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UF
USG FLEX H series uOS firmware · Zyxel
<= V1.21 · source: vendor
UO
Uos · Zyxel
before 1.30 · source: NVD
UF
Usg Flex 700h Firmware · Zyxel
through 1.21 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-9677
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-9677
Vendor Advisory
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-insufficiently-protected-credentials-vulnerability-in-firewalls-10-22-2024
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