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Vulnerability Details : 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.
Publish Date : 2021-07-09 Last Update Date : 2021-09-14
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- CVSS Scores & Vulnerability Types

CVSS Score
8.0
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication ???
Gained Access None
Vulnerability Type(s) Execute CodeOverflowObtain Information
CWE ID 119

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2021:2658: linuxptp security update (Important) oval:com.redhat.rhsa:def:20212658 unix
RHSA-2021:2660: linuxptp security update (Important) oval:com.redhat.rhsa:def:20212660 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2021-3570

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 10.0 * * * Version Details Vulnerabilities
2 OS Fedoraproject Fedora 33 * * * Version Details Vulnerabilities
3 OS Fedoraproject Fedora 34 * * * Version Details Vulnerabilities
4 Application Linuxptp Project Linuxptp * * * * Version Details Vulnerabilities
5 OS Redhat Enterprise Linux 6.0 * * * Version Details Vulnerabilities
6 OS Redhat Enterprise Linux 7.0 * * * Version Details Vulnerabilities
7 OS Redhat Enterprise Linux 8.0 * * * Version Details Vulnerabilities
8 OS Redhat Enterprise Linux Aus 8.2 * * * Version Details Vulnerabilities
9 OS Redhat Enterprise Linux Aus 8.4 * * * Version Details Vulnerabilities
10 OS Redhat Enterprise Linux Eus 8.1 * * * Version Details Vulnerabilities
11 OS Redhat Enterprise Linux Eus 8.2 * * * Version Details Vulnerabilities
12 OS Redhat Enterprise Linux Tus 8.2 * * * Version Details Vulnerabilities
13 OS Redhat Enterprise Linux Tus 8.4 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 1
Fedoraproject Fedora 2
Linuxptp Project Linuxptp 1
Redhat Enterprise Linux 3
Redhat Enterprise Linux Aus 2
Redhat Enterprise Linux Eus 2
Redhat Enterprise Linux Tus 2

- References For CVE-2021-3570

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VUBKTRCMJ6VKS7DIBSZQB4ATSKVCJYXJ/
FEDORA FEDORA-2021-1b42c2f458
https://bugzilla.redhat.com/show_bug.cgi?id=1966240
https://lists.debian.org/debian-lts-announce/2021/07/msg00025.html
MLIST [debian-lts-announce] 20210731 [SECURITY] [DLA 2723-1] linuxptp security update
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RHRUVSDP673LXJ5HGIPQPWPIYUPWYQA7/
FEDORA FEDORA-2021-a5b584004c
https://www.debian.org/security/2021/dsa-4938
DEBIAN DSA-4938

- Metasploit Modules Related To CVE-2021-3570

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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