CVE-2021-25910 — HIGH (8.0)

Vulnerability Description

Improper Authentication vulnerability in the cookie parameter of ZIV AUTOMATION 4CCT-EA6-334126BF allows a local attacker to perform modifications in several parameters of the affected device as an authenticated user.

CVSS Score

8.0

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Zivautomation	4Cct-Ea6-334126Bf Firmware	3.23.77.8.33251
Zivautomation	4Cct-Ea6-334126Bf	-

Related Weaknesses (CWE)

CWE-287

References

https://www.incibe-cert.es/en/early-warning/ics-advisories/4cct-vulnerable-improThird Party Advisory
https://www.incibe-cert.es/en/early-warning/ics-advisories/4cct-vulnerable-improThird Party Advisory

FAQ

What is CVE-2021-25910?

CVE-2021-25910 is a vulnerability with a CVSS score of 8.0 (HIGH). Improper Authentication vulnerability in the cookie parameter of ZIV AUTOMATION 4CCT-EA6-334126BF allows a local attacker to perform modifications in several parameters of the affected device as an au...

How severe is CVE-2021-25910?

CVE-2021-25910 has been rated HIGH with a CVSS base score of 8.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-25910?

Check the references section above for vendor advisories and patch information. Affected products include: Zivautomation 4Cct-Ea6-334126Bf Firmware, Zivautomation 4Cct-Ea6-334126Bf.