CVE-2021-28509

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-28509
This advisory documents the impact of an internally found vulnerability in Arista EOS state streaming telemetry agent TerminAttr and OpenConfig transport protocols. The impact of this vulnerability is that, in certain conditions, TerminAttr might leak MACsec sensitive data in clear text in CVP to other authorized users, which could cause MACsec traffic to be decrypted or modified by other authorized users on the device.

6.1 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

3.6 /10

CVSS v2.0 : LOW

V2 Legend

Vector : AV:N/AC:H/Au:S/C:P/I:P/A:N

Exploitability : 3.9 / Impact : 4.9

Access Vector NETWORK

Access Complexity HIGH

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
https://www.arista.com/en/support/advisories-notices/security-advisories/15484-security-advisory-0077 Exploit Vendor Advisory
https://www.arista.com/en/support/advisories-notices/security-advisories/15484-security-advisory-0077 Exploit Vendor Advisory
Configurations

Configuration 1 (hide)

AND
OR cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
OR cpe:2.3:h:arista:ccs-722xpm-48y4:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:ccs-722xpm-48zy8:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
OR cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
OR cpe:2.3:h:arista:7050cx3-32s:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050cx3m-32s:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050sx3-48c8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050sx3-48yc:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050sx3-48yc12:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050sx3-48yc8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050sx3-96yc8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050tx3-48c8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050cx3-32s:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050cx3-32s-r:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050cx3m-32s:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050sx3-48c8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050sx3-48yc12:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050sx3-48yc8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050sx3-96yc8:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
OR cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
OR cpe:2.3:h:arista:7280cr2ak-30:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr2k-60:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr3-32d4:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr3-32p4:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr3-96:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr3k-32d4:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr3k-32p4:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr3k-96:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280dr3-24:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280dr3k-24:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280pr3-24:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280pr3k-24:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280r2:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280r3:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280sr3-48yc8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280sr3k-48yc8:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
OR cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
OR cpe:2.3:h:arista:7500r2:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7500r3:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7500r3-24d:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7500r3-24p:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7500r3-36cq:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7500r3k-36cq:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
OR cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
OR cpe:2.3:h:arista:7800r3-36p:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7800r3-48cq:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7800r3k-48cq:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND
OR cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:h:arista:7388x5:-:*:*:*:*:*:*:*
History

21 Nov 2024, 05:59

Type Values Removed Values Added
References () https://www.arista.com/en/support/advisories-notices/security-advisories/15484-security-advisory-0077 - Exploit, Vendor Advisory () https://www.arista.com/en/support/advisories-notices/security-advisories/15484-security-advisory-0077 - Exploit, Vendor Advisory

09 Jun 2022, 19:08

Type Values Removed Values Added
References (MISC) https://www.arista.com/en/support/advisories-notices/security-advisories/15484-security-advisory-0077 - (MISC) https://www.arista.com/en/support/advisories-notices/security-advisories/15484-security-advisory-0077 - Exploit, Vendor Advisory
CPE cpe:2.3:h:arista:7800r3-36p:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050sx3-96yc8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280dr3k-24:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280sr3k-48yc8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050sx3-48yc12:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280sr3-48yc8:-:*:*:*:*:*:*:*
cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280pr3-24:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280r3:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280r2:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050sx3-48yc8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:ccs-722xpm-48y4:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7500r3-24d:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050sx3-48yc:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr2ak-30:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050sx3-96yc8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280pr3k-24:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050tx3-48c8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7388x5:-:*:*:*:*:*:*:*
cpe:2.3:a:arista:terminattr:*:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050cx3m-32s:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr3-96:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr3k-32p4:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7500r3k-36cq:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050sx3-48c8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280dr3-24:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050cx3-32s-r:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050sx3-48c8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:ccs-722xpm-48zy8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050sx3-48yc12:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7500r3:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr2k-60:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050cx3-32s:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:dcs-7050cx3-32s:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr3-32p4:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7500r3-24p:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr3k-96:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7500r3-36cq:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7800r3-48cq:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7800r3k-48cq:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050cx3m-32s:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7500r2:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7050sx3-48yc8:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr3-32d4:-:*:*:*:*:*:*:*
cpe:2.3:h:arista:7280cr3k-32d4:-:*:*:*:*:*:*:*
CWE CWE-319
CVSS v2 : unknown
v3 : unknown 		v2 : 3.6
v3 : 6.1

26 May 2022, 20:15

Type Values Removed Values Added
New CVE
Information

Published : 2022-05-26 20:15

Updated : 2024-11-21 05:59

NVD link : CVE-2021-28509

Mitre link : CVE-2021-28509

CVE.ORG link : CVE-2021-28509

JSON object : View

Products Affected

arista

  • 7050cx3-32s
  • dcs-7050sx3-96yc8
  • 7280dr3k-24
  • 7500r2
  • dcs-7050sx3-48yc8
  • 7280cr3-32d4
  • eos
  • 7800r3k-48cq
  • dcs-7050sx3-48yc12
  • 7280cr3k-96
  • ccs-722xpm-48zy8
  • 7800r3-36p
  • 7280cr3-32p4
  • 7050sx3-48c8
  • 7280r2
  • 7388x5
  • 7500r3-24d
  • 7280cr3k-32p4
  • ccs-722xpm-48y4
  • 7280pr3-24
  • dcs-7050cx3m-32s
  • 7500r3k-36cq
  • dcs-7050cx3-32s-r
  • 7280cr2k-60
  • 7050tx3-48c8
  • 7050sx3-48yc
  • 7280cr3-96
  • dcs-7050cx3-32s
  • 7280cr2ak-30
  • 7500r3
  • 7280sr3-48yc8
  • 7280pr3k-24
  • 7500r3-24p
  • dcs-7050sx3-48c8
  • 7280r3
  • 7050cx3m-32s
  • 7280cr3k-32d4
  • 7050sx3-48yc12
  • 7280sr3k-48yc8
  • 7800r3-48cq
  • 7050sx3-96yc8
  • 7500r3-36cq
  • terminattr
  • 7050sx3-48yc8
  • 7280dr3-24
CWE
CWE-255

Credentials Management Errors

CWE-319

Cleartext Transmission of Sensitive Information