High severity · published Apr 30, 2025
CVE-2025-4139
A vulnerability classified as critical was found in Netgear EX6120 1.0.0.68
8.8
CVSS
1.1%
EPSS
No
On KEV
Description
A vulnerability classified as critical was found in Netgear EX6120 1.0.0.68. Affected by this vulnerability is the function fwAcosCgiInbound. The manipulation of the argument host leads to buffer overflow. The attack can be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 67% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EF
Ex6120 Firmware · Netgear
1.0.0.68 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-4139
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-4139
Broken Link
https://github.com/jylsec/vuldb/blob/main/Netgear/netgear_ex6120/Buffer_overflow-fwAcosCgiInbound-port_end/README.md
Permissions Required
https://vuldb.com/?ctiid.306631
Third Party Advisory
https://vuldb.com/?id.306631
Third Party Advisory
https://vuldb.com/?submit.560785
Product
https://www.netgear.com/
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