CVE Vulnerability

CVE-2021-3570

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.

8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 8.5

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact COMPLETE

Scope

8.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1966240 Issue Tracking Patch
https://www.debian.org/security/2021/dsa-4938 Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RHRUVSDP673LXJ5HGIPQPWPIYUPWYQA7/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VUBKTRCMJ6VKS7DIBSZQB4ATSKVCJYXJ/ Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00025.html Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:linuxptp_project:linuxptp:*:*:*:*:*:*:*:*
cpe:2.3:a:linuxptp_project:linuxptp:*:*:*:*:*:*:*:*
cpe:2.3:a:linuxptp_project:linuxptp:*:*:*:*:*:*:*:*
cpe:2.3:a:linuxptp_project:linuxptp:*:*:*:*:*:*:*:*
cpe:2.3:a:linuxptp_project:linuxptp:*:*:*:*:*:*:*:*
cpe:2.3:a:linuxptp_project:linuxptp:*:*:*:*:*:*:*:*
cpe:2.3:a:linuxptp_project:linuxptp:*:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:8.1:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:8.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_aus:8.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_tus:8.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_aus:8.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_tus:8.4:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Information

Published : 2021-07-09 11:15

Updated : 2022-10-07 08:27

NVD link : CVE-2021-3570

Mitre link : CVE-2021-3570

Products Affected
No products.
CWE
CWE-787