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Status published
High
CVE-2021-34598
Phoenix Contact: FL MGUARD lack of memory release in remote logging functionality
Vulnerability Description
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
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- This vulnerability was discovered by a key customer. We kindly appreciate the coordinated disclosure of this vulnerability by the finder.
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Affected Vendor
PHOENIX CONTACT
View all reports →Affected Software
FL MGUARD
Vulnerable Versions:
1.4.0
Timeline
Official Publish:
November 10th, 2021
Last Modified:
September 16th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H