Vulnerability Details : CVE-2020-17355
Arista EOS before 4.21.12M, 4.22.x before 4.22.7M, 4.23.x before 4.23.5M, and 4.24.x before 4.24.2F allows remote attackers to cause a denial of service (restart of agents) by crafting a malformed DHCP packet which leads to an incorrect route being installed.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2020-17355
Probability of exploitation activity in the next 30 days: 0.21%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 58 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2020-17355
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST |
|
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 |
References for CVE-2020-17355
-
https://www.arista.com/en/support/advisories-notices/security-advisories/11759-security-advisory-53
Security Advisory 0053 - AristaVendor Advisory
Products affected by CVE-2020-17355
- cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
- cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
- cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
- cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*