{ "containers": { "cna": { "affected": [ { "product": "CODESYS V2", "vendor": "CODESYS", "versions": [ { "lessThan": "V2.4.7.56", "status": "affected", "version": "Runtime Toolkit 32 bit full", "versionType": "custom" }, { "lessThan": "V2.4.7.56", "status": "affected", "version": "PLCWinNT", "versionType": "custom" } ] } ], "credits": [ { "lang": "en", "value": "This issue was reported by Chen Jie and Gao Jian of NSFOCUS." } ], "datePublic": "2021-10-25T00:00:00.000Z", "descriptions": [ { "lang": "en", "value": "A crafted request with invalid offsets may cause an out-of-bounds read or write access in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition or local memory overwrite." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-823", "description": "CWE-823 Use of Out-of-range Pointer Offset", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2021-10-26T09:55:52.000Z", "orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c", "shortName": "CERTVDE" }, "references": [ { "tags": [ "x_refsource_CONFIRM" ], "url": "https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16878&token=e5644ec405590e66aefa62304cb8632df9fc9e9c&download=" } ], "solutions": [ { "lang": "en", "value": "CODESYS GmbH has released the following product versions to solve the noted vulnerability issue for the affected CODESYS products:\n * CODESYS Runtime Toolkit 32 bit full version V2.4.7.56\n * CODESYS PLCWinNT version V2.4.7.56. This will also be part of the CODESYS Development System setup version V2.3.9.68." } ], "source": { "discovery": "EXTERNAL" }, "title": "CODESYS V2 runtime: out-of-bounds read or write access may result in denial-of-service", "x_generator": { "engine": "Vulnogram 0.0.9" }, "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "info@cert.vde.com", "DATE_PUBLIC": "2021-10-25T14:00:00.000Z", "ID": "CVE-2021-34595", "STATE": "PUBLIC", "TITLE": "CODESYS V2 runtime: out-of-bounds read or write access may result in denial-of-service" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "CODESYS V2", "version": { "version_data": [ { "version_affected": "<", "version_name": "Runtime Toolkit 32 bit full", "version_value": "V2.4.7.56" }, { "version_affected": "<", "version_name": "PLCWinNT", "version_value": "V2.4.7.56" } ] } } ] }, "vendor_name": "CODESYS" } ] } }, "credit": [ { "lang": "eng", "value": "This issue was reported by Chen Jie and Gao Jian of NSFOCUS." } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A crafted request with invalid offsets may cause an out-of-bounds read or write access in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition or local memory overwrite." } ] }, "generator": { "engine": "Vulnogram 0.0.9" }, "impact": { "cvss": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-823 Use of Out-of-range Pointer Offset" } ] } ] }, "references": { "reference_data": [ { "name": "https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16878&token=e5644ec405590e66aefa62304cb8632df9fc9e9c&download=", "refsource": "CONFIRM", "url": "https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16878&token=e5644ec405590e66aefa62304cb8632df9fc9e9c&download=" } ] }, "solution": [ { "lang": "en", "value": "CODESYS GmbH has released the following product versions to solve the noted vulnerability issue for the affected CODESYS products:\n * CODESYS Runtime Toolkit 32 bit full version V2.4.7.56\n * CODESYS PLCWinNT version V2.4.7.56. This will also be part of the CODESYS Development System setup version V2.3.9.68." } ], "source": { "discovery": "EXTERNAL" } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:19:47.024Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16878&token=e5644ec405590e66aefa62304cb8632df9fc9e9c&download=" } ] } ] }, "cveMetadata": { "assignerOrgId": "270ccfa6-a436-4e77-922e-914ec3a9685c", "assignerShortName": "CERTVDE", "cveId": "CVE-2021-34595", "datePublished": "2021-10-26T09:55:52.868Z", "dateReserved": "2021-06-10T00:00:00.000Z", "dateUpdated": "2024-09-17T03:42:53.986Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }