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.
Published 2021-07-09 11:15:09
Updated 2022-10-07 20:27:34
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: OverflowMemory CorruptionExecute code

Exploit prediction scoring system (EPSS) score for CVE-2021-3570

1.20%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 85 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-3570

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
8.0
HIGH AV:N/AC:L/Au:S/C:P/I:P/A:C
8.0
8.5
NIST
8.8
HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2.8
5.9
NIST

CWE ids for CVE-2021-3570

References for CVE-2021-3570

Products affected by CVE-2021-3570

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