gsd-2020-36323
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
In the standard library in Rust before 1.52.0, there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is checked.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2020-36323", "description": "In the standard library in Rust before 1.52.0, there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is checked.", "id": "GSD-2020-36323", "references": [ "https://www.suse.com/security/cve/CVE-2020-36323.html", "https://access.redhat.com/errata/RHSA-2021:3063", "https://access.redhat.com/errata/RHSA-2021:3042", "https://advisories.mageia.org/CVE-2020-36323.html", "https://security.archlinux.org/CVE-2020-36323", "https://linux.oracle.com/cve/CVE-2020-36323.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2020-36323" ], "details": "In the standard library in Rust before 1.52.0, there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is checked.", "id": "GSD-2020-36323", "modified": "2023-12-13T01:21:56.020464Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-36323", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "In the standard library in Rust before 1.52.0, there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is checked." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/rust-lang/rust/issues/80335", "refsource": "MISC", "url": "https://github.com/rust-lang/rust/issues/80335" }, { "name": "https://github.com/rust-lang/rust/pull/81728", "refsource": "MISC", "url": "https://github.com/rust-lang/rust/pull/81728" }, { "name": "https://github.com/rust-lang/rust/pull/81728#issuecomment-821549174", "refsource": "MISC", "url": "https://github.com/rust-lang/rust/pull/81728#issuecomment-821549174" }, { "name": "FEDORA-2021-d0ba1901ca", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CZ337CM4GFJLRDFVQCGC7J25V65JXOG5/" }, { "name": "https://github.com/rust-lang/rust/pull/81728#issuecomment-824904190", "refsource": "MISC", "url": "https://github.com/rust-lang/rust/pull/81728#issuecomment-824904190" }, { "name": "FEDORA-2021-b1ba54add6", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VZG65GUW6Z2CYOQHF7T3TB5CZKIX6ZJE/" }, { "name": "FEDORA-2021-d7f74f0250", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TFUO3URYCO73D2Q4WYJBWAMJWGGVXQO4/" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:rust-lang:rust:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "1.52.0", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-36323" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "In the standard library in Rust before 1.52.0, there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is checked." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-134" } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/rust-lang/rust/issues/80335", "refsource": "MISC", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://github.com/rust-lang/rust/issues/80335" }, { "name": "https://github.com/rust-lang/rust/pull/81728", "refsource": "MISC", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://github.com/rust-lang/rust/pull/81728" }, { "name": "https://github.com/rust-lang/rust/pull/81728#issuecomment-821549174", "refsource": "MISC", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://github.com/rust-lang/rust/pull/81728#issuecomment-821549174" }, { "name": "FEDORA-2021-d0ba1901ca", "refsource": "FEDORA", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CZ337CM4GFJLRDFVQCGC7J25V65JXOG5/" }, { "name": "https://github.com/rust-lang/rust/pull/81728#issuecomment-824904190", "refsource": "MISC", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://github.com/rust-lang/rust/pull/81728#issuecomment-824904190" }, { "name": "FEDORA-2021-d7f74f0250", "refsource": "FEDORA", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TFUO3URYCO73D2Q4WYJBWAMJWGGVXQO4/" }, { "name": "FEDORA-2021-b1ba54add6", "refsource": "FEDORA", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VZG65GUW6Z2CYOQHF7T3TB5CZKIX6ZJE/" } ] } }, "impact": { "baseMetricV2": { "acInsufInfo": false, "cvssV2": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.4, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:P", "version": "2.0" }, "exploitabilityScore": 10.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H", "version": "3.1" }, "exploitabilityScore": 3.9, "impactScore": 4.2 } }, "lastModifiedDate": "2021-04-27T14:37Z", "publishedDate": "2021-04-14T07:15Z" } } }
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Sightings
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Nomenclature
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