{ "containers": { "cna": { "affected": [ { "product": "Go", "vendor": "Golang", "versions": [ { "status": "affected", "version": "All versions" } ] } ], "datePublic": "2020-12-14T00:00:00.000Z", "descriptions": [ { "lang": "en", "value": "The encoding/xml package in Go (all versions) does not correctly preserve the semantics of attribute namespace prefixes during tokenization round-trips, which allows an attacker to craft inputs that behave in conflicting ways during different stages of processing in affected downstream applications." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-115", "description": "CWE-115 Misinterpretation of Input", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2021-01-29T06:06:07.000Z", "orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "shortName": "Mattermost" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://github.com/mattermost/xml-roundtrip-validator/blob/master/advisories/unstable-attributes.md" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://security.netapp.com/advisory/ntap-20210129-0006/" } ], "source": { "discovery": "UNKNOWN" }, "workarounds": [ { "lang": "en", "value": "Untrusted markup in affected applications can be validated using the github.com/mattermost/xml-roundtrip-validator module." } ], "x_generator": { "engine": "Vulnogram 0.0.9" }, "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "responsibledisclosure@mattermost.com", "DATE_PUBLIC": "2020-12-14T08:00:00.000Z", "ID": "CVE-2020-29509", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Go", "version": { "version_data": [ { "version_value": "All versions" } ] } } ] }, "vendor_name": "Golang" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "The encoding/xml package in Go (all versions) does not correctly preserve the semantics of attribute namespace prefixes during tokenization round-trips, which allows an attacker to craft inputs that behave in conflicting ways during different stages of processing in affected downstream applications." } ] }, "generator": { "engine": "Vulnogram 0.0.9" }, "impact": { "cvss": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-115 Misinterpretation of Input" } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/mattermost/xml-roundtrip-validator/blob/master/advisories/unstable-attributes.md", "refsource": "MISC", "url": "https://github.com/mattermost/xml-roundtrip-validator/blob/master/advisories/unstable-attributes.md" }, { "name": "https://security.netapp.com/advisory/ntap-20210129-0006/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20210129-0006/" } ] }, "source": { "discovery": "UNKNOWN" }, "work_around": [ { "lang": "en", "value": "Untrusted markup in affected applications can be validated using the github.com/mattermost/xml-roundtrip-validator module." } ] } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T16:55:10.642Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://github.com/mattermost/xml-roundtrip-validator/blob/master/advisories/unstable-attributes.md" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20210129-0006/" } ] } ] }, "cveMetadata": { "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "assignerShortName": "Mattermost", "cveId": "CVE-2020-29509", "datePublished": "2020-12-14T20:02:02.448Z", "dateReserved": "2020-12-03T00:00:00.000Z", "dateUpdated": "2024-09-17T03:43:39.703Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }