Lucene search

K
cve[email protected]CVE-2021-28509
HistoryMay 26, 2022 - 8:15 p.m.

CVE-2021-28509

2022-05-2620:15:00
CWE-319
web.nvd.nist.gov
27
2
cve-2021-28509
arista eos
state streaming telemetry
vulnerability
terminattr
openconfig
macsec
data leak
nvd

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

6.1 Medium

AI Score

Confidence

High

3.6 Low

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

31.9%

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.

Social References

More

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

6.1 Medium

AI Score

Confidence

High

3.6 Low

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

31.9%

Related for CVE-2021-28509