Low Privileged Remote Attackers Can Cause DoS Through Config Changes
CVE-2024-43393

8.1HIGH

Key Information:

Vendor
Phoenix Contact
Status
Fl Mguard 2102
Fl Mguard 2105
Fl Mguard 4102 Pci
Fl Mguard 4102 Pcie
Vendor
CVE Published:
10 September 2024

Summary

A vulnerability exists in Vendor X's firewall services that enables a low privileged remote attacker to execute configuration changes impacting critical functionalities such as packet filtering, packet forwarding, and network access control. Specific manipulation of environment variables, including FW_INCOMING.FROM_IP and FW_OUTGOING.IN_IP, can expose the firewall to potential denial-of-service (DoS) conditions, disrupting normal operational capabilities.

Affected Version(s)

FL MGUARD 2102 0 < 10.4.1

FL MGUARD 2105 0 < 10.4.1

FL MGUARD 4102 PCI 0 < 10.4.1

References

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database

Credit

Andrea Palanca
Nozomi Networks Security Research Team
.