Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

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.

Published

2020-10-21T22:15:11.930

Last Modified

2024-11-21T05:07:56.367

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	arista	eos	< 4.21.12m	Yes
Operating System	arista	eos	< 4.22.7m	Yes
Operating System	arista	eos	< 4.23.5m	Yes
Operating System	arista	eos	< 4.24.2f	Yes

References

https://www.arista.com/en/support/advisories-notices/security-advisories/11759-security-advisory-53 Vendor Advisory ([email protected])
https://www.arista.com/en/support/advisories-notices/security-advisories/11759-security-advisory-53 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)