gsd-2021-43537
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
An incorrect type conversion of sizes from 64bit to 32bit integers allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2021-43537", "description": "An incorrect type conversion of sizes from 64bit to 32bit integers allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Thunderbird \u003c 91.4.0, Firefox ESR \u003c 91.4.0, and Firefox \u003c 95.", "id": "GSD-2021-43537", "references": [ "https://www.suse.com/security/cve/CVE-2021-43537.html", "https://www.debian.org/security/2022/dsa-5034", "https://www.debian.org/security/2021/dsa-5026", "https://access.redhat.com/errata/RHSA-2021:5055", "https://access.redhat.com/errata/RHSA-2021:5048", "https://access.redhat.com/errata/RHSA-2021:5047", "https://access.redhat.com/errata/RHSA-2021:5046", "https://access.redhat.com/errata/RHSA-2021:5045", "https://access.redhat.com/errata/RHSA-2021:5017", "https://access.redhat.com/errata/RHSA-2021:5016", "https://access.redhat.com/errata/RHSA-2021:5015", "https://access.redhat.com/errata/RHSA-2021:5014", "https://access.redhat.com/errata/RHSA-2021:5013", "https://ubuntu.com/security/CVE-2021-43537", "https://advisories.mageia.org/CVE-2021-43537.html", "https://security.archlinux.org/CVE-2021-43537", "https://linux.oracle.com/cve/CVE-2021-43537.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2021-43537" ], "details": "An incorrect type conversion of sizes from 64bit to 32bit integers allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Thunderbird \u003c 91.4.0, Firefox ESR \u003c 91.4.0, and Firefox \u003c 95.", "id": "GSD-2021-43537", "modified": "2023-12-13T01:23:26.125650Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "security@mozilla.org", "ID": "CVE-2021-43537", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Thunderbird", "version": { "version_data": [ { "version_affected": "\u003c", "version_value": "91.4.0" } ] } }, { "product_name": "Firefox ESR", "version": { "version_data": [ { "version_affected": "\u003c", "version_value": "91.4.0" } ] } }, { "product_name": "Firefox", "version": { "version_data": [ { "version_affected": "\u003c", "version_value": "95" } ] } } ] }, "vendor_name": "Mozilla" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "An incorrect type conversion of sizes from 64bit to 32bit integers allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Thunderbird \u003c 91.4.0, Firefox ESR \u003c 91.4.0, and Firefox \u003c 95." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Heap buffer overflow when using structured clone" } ] } ] }, "references": { "reference_data": [ { "name": "https://www.mozilla.org/security/advisories/mfsa2021-53/", "refsource": "MISC", "url": "https://www.mozilla.org/security/advisories/mfsa2021-53/" }, { "name": "https://www.mozilla.org/security/advisories/mfsa2021-54/", "refsource": "MISC", "url": "https://www.mozilla.org/security/advisories/mfsa2021-54/" }, { "name": "https://www.mozilla.org/security/advisories/mfsa2021-52/", "refsource": "MISC", "url": "https://www.mozilla.org/security/advisories/mfsa2021-52/" }, { "name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1738237", "refsource": "MISC", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1738237" }, { "name": "DSA-5026", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2021/dsa-5026" }, { "name": "[debian-lts-announce] 20211229 [SECURITY] [DLA 2863-1] firefox-esr security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html" }, { "name": "DSA-5034", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2022/dsa-5034" }, { "name": "[debian-lts-announce] 20220104 [SECURITY] [DLA 2874-1] thunderbird security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html" }, { "name": "GLSA-202202-03", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/202202-03" }, { "name": "GLSA-202208-14", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/202208-14" } ] } }, "mozilla.org": { "CVE_data_meta": { "ASSIGNER": "security@mozilla.org", "ID": "CVE-2021-43537" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Firefox", "version": { "version_data": [ { "version_affected": "\u003c", "version_value": "95" } ] } }, { "product_name": "Firefox ESR", "version": { "version_data": [ { "version_affected": "\u003c", "version_value": "91.4.0" } ] } }, { "product_name": "Thunderbird", "version": { "version_data": [ { "version_affected": "\u003c", "version_value": "91.4.0" } ] } } ] }, "vendor_name": "Mozilla" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "An incorrect type conversion of sizes from 64bit to 32bit integers allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Firefox \u003c 95, Firefox ESR \u003c 91.4.0, and Thunderbird \u003c 91.4.0." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Heap buffer overflow when using structured clone" } ] } ] }, "references": { "reference_data": [ { "url": "https://www.mozilla.org/security/advisories/mfsa2021-53/" }, { "url": "https://www.mozilla.org/security/advisories/mfsa2021-52/" }, { "url": "https://www.mozilla.org/security/advisories/mfsa2021-54/" }, { "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1738237" } ] } }, "nvd.nist.gov": { "cve": { "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "matchCriteriaId": "83D69E34-EB94-49ED-9FA1-F68400971726", "versionEndExcluding": "95.0", "vulnerable": true }, { "criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*", "matchCriteriaId": "F90A171C-1670-4EBA-9DE0-E31E8F3CD0FA", "versionEndExcluding": "91.4.0", "vulnerable": true }, { "criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*", "matchCriteriaId": "6F0BE95D-5BE5-49F7-92BA-CF3A3920D447", "versionEndExcluding": "91.4.0", "vulnerable": true } ], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252", "vulnerable": true }, { "criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73", "vulnerable": true }, { "criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "descriptions": [ { "lang": "en", "value": "An incorrect type conversion of sizes from 64bit to 32bit integers allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Thunderbird \u003c 91.4.0, Firefox ESR \u003c 91.4.0, and Firefox \u003c 95." }, { "lang": "es", "value": "Una conversi\u00f3n de tipo incorrecta de los tama\u00f1os de enteros de 64 bits a 32 bits permit\u00eda a un atacante corromper la memoria, conllevando a un bloqueo potencialmente explotable. Esta vulnerabilidad afecta a Thunderbird versiones anteriores a 91.4.0, Firefox ESR versiones anteriores a 91.4.0, y Firefox versiones anteriores a 95" } ], "id": "CVE-2021-43537", "lastModified": "2024-02-02T03:05:31.560", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0" }, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true } ], "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" }, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2021-12-08T22:15:09.620", "references": [ { "source": "security@mozilla.org", "tags": [ "Issue Tracking", "Vendor Advisory" ], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1738237" }, { "source": "security@mozilla.org", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html" }, { "source": "security@mozilla.org", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html" }, { "source": "security@mozilla.org", "tags": [ "Third Party Advisory" ], "url": "https://security.gentoo.org/glsa/202202-03" }, { "source": "security@mozilla.org", "tags": [ "Third Party Advisory" ], "url": "https://security.gentoo.org/glsa/202208-14" }, { "source": "security@mozilla.org", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://www.debian.org/security/2021/dsa-5026" }, { "source": "security@mozilla.org", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://www.debian.org/security/2022/dsa-5034" }, { "source": "security@mozilla.org", "tags": [ "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-52/" }, { "source": "security@mozilla.org", "tags": [ "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-53/" }, { "source": "security@mozilla.org", "tags": [ "Vendor Advisory" ], "url": "https://www.mozilla.org/security/advisories/mfsa2021-54/" } ], "sourceIdentifier": "security@mozilla.org", "vulnStatus": "Analyzed", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-704" } ], "source": "nvd@nist.gov", "type": "Primary" } ] } } } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.