Vulnerability Details : CVE-2021-25909
ZIV Automation 4CCT-EA6-334126BF firmware version 3.23.80.27.36371, allows an unauthenticated, remote attacker to cause a denial of service condition on the device. An attacker could exploit this vulnerability by sending specific packets to the port 7919.
Published
2021-01-29 14:15:12
Updated
2021-02-05 13:49:36
Vulnerability category: Denial of service
Products affected by CVE-2021-25909
- cpe:2.3:o:zivautomation:4cct-ea6-334126bf_firmware:3.23.80.27.36371:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-25909
0.22%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 59 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-25909
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
8.6
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H |
3.9
|
4.0
|
Spanish National Cybersecurity Institute, S.A. (INCIBE) | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-25909
-
The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.Assigned by:
- cve-coordination@incibe.es (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2021-25909
-
https://www.incibe-cert.es/en/early-warning/ics-advisories/4cct-vulnerable-denial-service-attack
4CCT vulnerable to a denial of service attack | INCIBE-CERTThird Party Advisory
Jump to