CVE-2024-7734

Phoenix Contact: Multiple mGuard devices are vulnerable to a drain of open file descriptors.

5.3 Medium

An unauthenticated remote attacker can exploit the behavior of the pathfinder TCP encapsulation service by establishing a high number of TCP connections to the pathfinder TCP encapsulation service. The impact is limited to blocking of valid IPsec VPN peers.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: Low

Exploit likelihood

0.48%Up 0.4 points since Sep 11, 2024

What each source reports

CVE List Score used 5.3

Phoenix Contact: Multiple mGuard devices are vulnerable to a drain of open file descriptors.

Record: CVE-2024-7734
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-770
Updated: 2026-11-02

EUVDEUVD-2024-48611 5.3

Record: EUVD-2024-48611
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Updated: 2026-11-03

GitHub AdvisoriesGHSA-rhjq-jm8v-8g8r 5.3

An unauthenticated remote attacker can exploit the behavior of the pathfinder TCP encapsulation...

Record: GHSA-rhjq-jm8v-8g8r
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-770
Updated: 2026-11-02

NVD 5.3

Record: CVE-2024-7734
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-770
Updated: 2026-11-02

Affected products

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History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-7734 is a medium vulnerability (CVSS 5.3) in Phoenix Contact Fl Mguard 2102, published September 10, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.48%, the 41st percentile. No source names a fixed version.