IEEE 802.1AS Linux PTP v.4.2 Remote Denial of Service Vulnerability
CVE-2024-42861

7.5HIGH

Key Information:

Vendor

IEEE

Status
Vendor
CVE Published:
23 September 2024

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2024-42861?

A vulnerability exists in IEEE 802.1AS LinuxPTP software, specifically versions 4.2 and earlier, that can be exploited by remote attackers. This vulnerability allows attackers to send specially crafted Pdelay_Req messages, leading to potential denial of service by disrupting the time synchronization function of the affected systems. This flaw highlights the importance of securing networking software and implementing proper validation for incoming messages to prevent unauthorized disruptions.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

References

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

.