CVE-2021-3570

 

Published at: - 09-07-2021 01:15

Last modified: - 07-10-2022 10:27

Total changes: - 8

Description

A flaw was found in the ptp4l program of the linuxptp package. A missing length check when forwarding a PTP message between ports allows a remote attacker to cause an information leak, crash, or potentially remote code execution. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. This flaw affects linuxptp versions before 3.1.1, before 2.0.1, before 1.9.3, before 1.8.1, before 1.7.1, before 1.6.1 and before 1.5.1.

Common Vulnerability Scoring System (CVSS)

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

 

Verification logic

 

Reference

• https://bugzilla.redhat.com/show_bug.cgi?id=1966240
• DSA-4938-Third Party Advisory
• FEDORA-2021-a5b584004c-Mailing List, Third Party Advisory
• FEDORA-2021-1b42c2f458-Mailing List, Third Party Advisory
• [debian-lts-announce] 20210731 [SECURITY] [DLA 2723-1] linuxptp security update-Third Party Advisory

 

Keywords

NVD

 

CVE-2021-3570

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures