{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-20797", "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "state": "PUBLISHED", "assignerShortName": "icscert", "dateReserved": "2026-02-05T16:47:16.578Z", "datePublished": "2026-02-27T01:03:18.783Z", "dateUpdated": "2026-02-27T01:03:18.783Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Copeland XWEB 300D PRO", "vendor": "Copeland", "versions": [{"lessThanOrEqual": "1.12.1", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "Copeland XWEB 500D PRO", "vendor": "Copeland", "versions": [{"lessThanOrEqual": "1.12.1", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "Copeland XWEB 500B PRO", "vendor": "Copeland", "versions": [{"lessThanOrEqual": "1.12.1", "status": "affected", "version": "0", "versionType": "custom"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Amir Zaltzman and Noam Moshe of Claroty Team82 reported this vulnerability to CISA."}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "A stack based buffer overflow exists in an API route of XWEB Pro version\n 1.12.1 and prior, enabling unauthenticated attackers to cause stack \ncorruption and a termination of the program."}], "value": "A stack based buffer overflow exists in an API route of XWEB Pro version\n 1.12.1 and prior, enabling unauthenticated attackers to cause stack \ncorruption and a termination of the program."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"description": "WE-121", "lang": "en"}]}], "providerMetadata": {"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert", "dateUpdated": "2026-02-27T01:03:18.783Z"}, "references": [{"url": "https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate"}, {"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-10"}, {"url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-057-10.json"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Copeland has provided a fix for the vulnerabilities and recommends users\n update the XWEB Pro to the latest version by going to their software \nupdate page \n<a target=\"_blank\" rel=\"nofollow\" href=\"https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate\">https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate</a> in the \nsections dedicated to the different XWEBPRO models page.\n\n<br>"}], "value": "Copeland has provided a fix for the vulnerabilities and recommends users\n update the XWEB Pro to the latest version by going to their software \nupdate page \n https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate in the \nsections dedicated to the different XWEBPRO models page."}, {"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Alternatively, a user logged into an XWEB Pro with internet access can \nupdate XWEB Pro directly from Copeland servers via the menu SYSTEM -- \nUpdates | Network.\n\n<br>"}], "value": "Alternatively, a user logged into an XWEB Pro with internet access can \nupdate XWEB Pro directly from Copeland servers via the menu SYSTEM -- \nUpdates | Network."}], "source": {"advisory": "ICSA-26-057-10", "discovery": "EXTERNAL"}, "title": "Copeland XWEB and XWEB Pro Stack-based Buffer Overflow", "x_generator": {"engine": "Vulnogram 0.5.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "A stack based buffer overflow exists in an API route of XWEB Pro version\n 1.12.1 and prior, enabling unauthenticated attackers to cause stack \ncorruption and a termination of the program."}], "id": "CVE-2026-20797", "lastModified": "2026-02-27T02:16:18.343", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}]}, "published": "2026-02-27T02:16:18.343", "references": [{"source": "ics-cert@hq.dhs.gov", "url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-057-10.json"}, {"source": "ics-cert@hq.dhs.gov", "url": "https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate"}, {"source": "ics-cert@hq.dhs.gov", "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-10"}], "sourceIdentifier": "ics-cert@hq.dhs.gov", "vulnStatus": "Received"}

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