7.5
HIGH
CVE-2021-28510
Juniper Networks PTP Denial of Service
Description

For certain systems running EOS, a Precision Time Protocol (PTP) packet of a management/signaling message with an invalid Type-Length-Value (TLV) causes the PTP agent to restart. Repeated restarts of the service will make the service unavailable.

INFO

Published Date :

Jan. 26, 2023, 9:15 p.m.

Last Modified :

Nov. 21, 2024, 5:59 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2021-28510 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Arista eos
2 Arista 7020r
3 Arista 7280e
4 Arista 7280r
5 Arista 7280r2
6 Arista 7280r3
7 Arista 7500e
8 Arista 7500r
9 Arista 7500r2
10 Arista 7500r3
11 Arista 7050cx3-32s
12 Arista 7050cx3m-32s
13 Arista 7050qx-32s
14 Arista 7050qx2-32s
15 Arista 7050sx-128
16 Arista 7050sx-64
17 Arista 7050sx-72q
18 Arista 7050sx2-128
19 Arista 7050sx2-72q
20 Arista 7050sx3-48c8
21 Arista 7050sx3-48yc
22 Arista 7050sx3-48yc12
23 Arista 7050sx3-48yc8
24 Arista 7050sx3-96yc8
25 Arista 7050tx-48
26 Arista 7050tx-64
27 Arista 7050tx-72q
28 Arista 7050tx2-128
29 Arista 7050tx3-48c8
30 Arista 7060cx-32s
31 Arista 7060cx2-32s
32 Arista 7060dx4-32
33 Arista 7060px4-32
34 Arista 7060sx2-48yc6
35 Arista 720xp-24y6
36 Arista 720xp-24zy4
37 Arista 720xp-48y6
38 Arista 720xp-48zc2
39 Arista 720xp-96zc2
40 Arista 7250qx-64
41 Arista 7260cx
42 Arista 7260cx3
43 Arista 7260cx3-64
44 Arista 7260qx
45 Arista 7300x-32q
46 Arista 7300x-64s
47 Arista 7300x-64t
48 Arista 7300x3-32c
49 Arista 7300x3-48yc4
50 Arista 7304x3
51 Arista 7308x3
52 Arista 7320x-32c
53 Arista 7324x
54 Arista 7328x
55 Arista 7368x4
56 Arista 7170-32c
57 Arista 7170-32cd
58 Arista 7170-64c
59 Arista 7280sr3-48yc8
60 Arista 7280sr3k-48yc8
61 Arista 7500r3-24d
62 Arista 7500r3-24p
63 Arista 7500r3-36cq
64 Arista 7500r3k-36cq
65 Arista 7504r3
66 Arista 7508r3
67 Arista 7512r3
68 Arista 7800r3-36p
69 Arista 7800r3-48cq
70 Arista 7800r3k-48cq
71 Arista 7804r3
72 Arista 7808r3
73 Arista 7150s-24
74 Arista 7150s-52
75 Arista 7150s-64
76 Arista 7150sc-24
77 Arista 7150sc-64
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-28510.

URL Resource
https://www.arista.com/en/support/advisories-notices/security-advisory/15439-security-advisory-0076 Exploit Mitigation Vendor Advisory
https://www.arista.com/en/support/advisories-notices/security-advisory/15439-security-advisory-0076 Exploit Mitigation Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-28510 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-28510 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://www.arista.com/en/support/advisories-notices/security-advisory/15439-security-advisory-0076
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Reanalysis by [email protected]

    Jun. 30, 2023

    Action Type Old Value New Value
    Removed CWE NIST CWE-400
    Added CWE NIST CWE-1284
  • Initial Analysis by [email protected]

    Feb. 03, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://www.arista.com/en/support/advisories-notices/security-advisory/15439-security-advisory-0076 No Types Assigned https://www.arista.com/en/support/advisories-notices/security-advisory/15439-security-advisory-0076 Exploit, Mitigation, Vendor Advisory
    Added CWE NIST CWE-400
    Added CPE Configuration AND OR *cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* versions up to (excluding) 4.23.10 *cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* versions from (including) 4.24.0 up to (excluding) 4.24.8 *cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* versions from (including) 4.25.0 up to (excluding) 4.25.6 *cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* versions from (including) 4.26.0 up to (excluding) 4.26.4 *cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* versions from (including) 4.27.0 up to (excluding) 4.27.1 OR cpe:2.3:h:arista:7020r:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050cx3-32s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050cx3m-32s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050qx-32s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050qx2-32s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx-128:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx-64:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx-72q:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx2-128:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx2-72q:-:*:*:*:*:*:*:* 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:7050tx-48:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050tx-64:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050tx-72q:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050tx2-128:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050tx3-48c8:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7060cx-32s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7060cx2-32s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7060dx4-32:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7060px4-32:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7060sx2-48yc6:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7150s-24:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7150s-52:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7150s-64:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7150sc-24:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7150sc-64:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7170-32c:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7170-32cd:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7170-64c:-:*:*:*:*:*:*:* cpe:2.3:h:arista:720xp-24y6:-:*:*:*:*:*:*:* cpe:2.3:h:arista:720xp-24zy4:-:*:*:*:*:*:*:* cpe:2.3:h:arista:720xp-48y6:-:*:*:*:*:*:*:* cpe:2.3:h:arista:720xp-48zc2:-:*:*:*:*:*:*:* cpe:2.3:h:arista:720xp-96zc2:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7250qx-64:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7260cx:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7260cx3:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7260cx3-64:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7260qx:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7280e:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7280r:-:*:*:*:*:*:*:* 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:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7300x-32q:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7300x-64s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7300x-64t:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7300x3-32c:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7300x3-48yc4:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7304x3:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7308x3:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7320x-32c:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7324x:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7328x:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7368x4:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7500e:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7500r:-:*:*:*:*:*:*:* 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:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7504r3:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7508r3:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7512r3:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7800r3-36p:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7800r3-48cq:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7800r3k-48cq:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7804r3:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7808r3:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-28510 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-28510 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.09 }} 0.00%

score

0.37373

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability