CVE-2025-35021

By failing to authenticate three times to an unconfigured Abilis CPX device via SSH, an attacker can login to a restricted shell on the fourth attempt, and from there, relay connections.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://support.abilis.net/relnotes/cpx2k/R9.0.html#R9.0.7	Release Notes
https://takeonme.org/gcves/GCVE-1337-2025-00000000000000000000000000000000000000000000000001011111111111011111111110000000000000000000000000000000000000000000000000000000100	Exploit Mitigation Third Party Advisory
https://www.runzero.com/advisories/abilis-cpx-authentication-bypass-cve-2025-35021/	Exploit Mitigation Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:antek:abilis_cpx_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:antek:abilis_cpx_2000:-:*:*:*:*:*:*:*

History

18 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Al fallar la autenticación tres veces en un dispositivo Abilis CPX no configurado a través de SSH, un atacante puede iniciar sesión en un shell restringido al cuarto intento y, desde allí, retransmitir conexiones.

Information

Published : 2025-11-04 01:15

Updated : 2026-10-18 21:10

NVD link : CVE-2025-35021

Mitre link : CVE-2025-35021

CVE.ORG link : CVE-2025-35021

JSON object : View

Products Affected

antek

abilis_cpx_firmware
abilis_cpx_2000

CWE

CWE-1188

Initialization of a Resource with an Insecure Default

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