Vulnerability Intelligence Report
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.
No Active Exploit Signals
CVSS Base Score
8.8
HIGH
EPSS Probability:2.96%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-119 ↗CWE-119
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| linuxptp_project | linuxptp | all |
| redhat | enterprise_linux | 6.0, 7.0, 8.0 |
| redhat | enterprise_linux_aus | 8.2, 8.4 |
| redhat | enterprise_linux_eus | 8.1, 8.2 |
| redhat | enterprise_linux_tus | 8.2, 8.4 |
| fedoraproject | fedora | 33, 34 |
| debian | debian_linux | 10.0 |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
2.955%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Red Hat, Inc. · Vendor · USA |
| Reserved | 2021-05-31T00:00:00 |
| Published | 2021-07-09T10:33:01 |
| Last Updated | 2024-08-03T17:01:07 |
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