CVE-2025-35021CWE-1188

CVE-2025-35021

Medium · published November 4, 2025

CVSS v3.1
6.5
EPSS
0%
Percentile
24.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00328 · 24.7th percentile
Weakness
CWE-1188 · Initialization of a Resource with an Insecure Default
Published
2025-11-04T06:15Z
Affected products (1)
ProductVersionsFixed in
antek/abilis_cpx_firmware< 9.0.79.0.7
References (3)
https://support.abilis.net/relnotes/cpx2k/R9.0.html#R9.0.7 · [email protected]https://takeonme.org/gcves/GCVE-1337-2025-00000000000000000000000000000000000000000000000001011111111111011111111110000000000000000000000000000000000000000000000000000000100 · [email protected]https://www.runzero.com/advisories/abilis-cpx-authentication-bypass-cve-2025-35021/ · [email protected]
EPSS history
Timeline
  • 04 NOV 00:23Z
    Abilis CPX Fallback Shell Connection Relay
    cvelistv5