CVE-2021-34598

7.5 highEPSS 0.9%

High (7.5) in phoenixcontact. EPSS 0.9% chance of exploitation in the next 30 days.

In Phoenix Contact FL MGUARD 1102 and 1105 in Versions 1.4.0, 1.4.1 and 1.5.0 the remote logging functionality is impaired by the lack of memory release for data structures from syslog-ng when remote logging is active

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 60% of CVEs (scores of 2026-10-31)
CWE: CWE-401
Published: 2021-11-10
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

phoenixcontact:fl_mguard_1102_firmware
phoenixcontact:fl_mguard_1105_firmware

References

https://cert.vde.com/en/advisories/VDE-2021-046/
https://cert.vde.com/en/advisories/VDE-2021-046/

Check your stack JSON