{"id":"CVE-2021-34598","state":"PUBLISHED","title":"Phoenix Contact: FL MGUARD lack of memory release in remote logging functionality","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","publishedAt":"2021-11-10T11:22:05.667Z","updatedAt":"2024-09-16T18:39:35.785Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"CERTVDE"},"assigner":"CERTVDE","products":["PHOENIX CONTACT FL MGUARD"],"affected":[{"vendor":"PHOENIX CONTACT","product":"FL MGUARD","versions":[{"version":"1.4.0","status":"affected","lessThan":"FL MGUARD 1102 (No. 1153079)*","versionType":"custom"},{"version":"1.4.0","status":"affected","lessThan":"FL MGUARD 1105 (No. 1153078)*","versionType":"custom"}]}],"references":["https://cert.vde.com/en/advisories/VDE-2021-046/"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T19:48:38.863Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/34xxx/CVE-2021-34598.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-34598","state":"PUBLISHED","datePublished":"2021-11-10T11:22:05.667Z","dateUpdated":"2024-09-16T18:39:35.785Z","assignerShortName":"CERTVDE","assignerOrgId":"270ccfa6-a436-4e77-922e-914ec3a9685c","dateReserved":"2021-06-10T00:00:00.000Z"},"containers":{"cna":{"title":"Phoenix Contact: FL MGUARD lack of memory release in remote logging functionality","descriptions":[{"lang":"en","value":"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"}],"affected":[{"vendor":"PHOENIX CONTACT","product":"FL MGUARD","versions":[{"version":"1.4.0","status":"affected","lessThan":"FL MGUARD 1102 (No. 1153079)*","versionType":"custom"},{"version":"1.4.0","status":"affected","lessThan":"FL MGUARD 1105 (No. 1153078)*","versionType":"custom"}]}],"references":[{"url":"https://cert.vde.com/en/advisories/VDE-2021-046/","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-401","description":"CWE-401 Improper Release of Memory Before Removing Last Reference","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"CERTVDE","dateUpdated":"2021-11-10T11:22:05.000Z","orgId":"270ccfa6-a436-4e77-922e-914ec3a9685c"},"credits":[{"lang":"en","value":"This vulnerability was discovered by a key customer. 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