Vulnerability Report

CVE-2021-28510

Title: Arista 7050Tx2-128 Improper Input Validation

Improper Input Validation

Proof Of Concept

No public PoC currently indexed for CVE-2021-28510.

CWE Category CWE-1284
Published Date Jan 26, 2023
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 5.3 CVSS v3.1
Exploit Probability (EPSS)
0.57%

Vulnerability Summary

CVE-2021-28510: 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.

Impacted Vendors

A
arista 76

Reference Links

https://www.arista.com/en/support/advisories-notices/security-advisory/15439-security-advisory-0076 https://www.arista.com/en/support/advisories-notices/security-advisory/15439-security-advisory-0076
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.3
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-28510 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Stack

No specific products linked.