{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-29532", "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "state": "PUBLISHED", "assignerShortName": "mozilla", "dateReserved": "2023-04-07T19:49:37.876Z", "datePublished": "2023-06-19T09:58:03.748Z", "dateUpdated": "2024-08-02T14:14:38.621Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Firefox", "vendor": "Mozilla", "versions": [{"lessThan": "112", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "Firefox ESR", "vendor": "Mozilla", "versions": [{"lessThan": "102.10", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "Thunderbird", "vendor": "Mozilla", "versions": [{"lessThan": "102.10", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "credits": [{"lang": "en", "user": "00000000-0000-4000-9000-000000000000", "value": "Holger Fuhrmannek"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>A local attacker can trick the Mozilla Maintenance Service into applying an unsigned update file by pointing the service at an update file on a malicious SMB server. The update file can be replaced after the signature check, before the use, because the write-lock requested by the service does not work on a SMB server.</p><p>*Note: This attack requires local system access and only affects Windows. Other operating systems are not affected.* This vulnerability affects Firefox &lt; 112, Firefox ESR &lt; 102.10, and Thunderbird &lt; 102.10.</p>"}], "value": "A local attacker can trick the Mozilla Maintenance Service into applying an unsigned update file by pointing the service at an update file on a malicious SMB server. The update file can be replaced after the signature check, before the use, because the write-lock requested by the service does not work on a SMB server.\n\n*Note: This attack requires local system access and only affects Windows. Other operating systems are not affected.* This vulnerability affects Firefox < 112, Firefox ESR < 102.10, and Thunderbird < 102.10.\n\n"}], "problemTypes": [{"descriptions": [{"description": "Mozilla Maintenance Service Write-lock bypass", "lang": "en"}]}], "providerMetadata": {"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "shortName": "mozilla", "dateUpdated": "2023-06-19T09:59:42.627Z"}, "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1806394"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-13/"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-14/"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-15/"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T14:14:38.621Z"}, "title": "CVE Program Container", "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1806394", "tags": ["x_transferred"]}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-13/", "tags": ["x_transferred"]}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-14/", "tags": ["x_transferred"]}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-15/", "tags": ["x_transferred"]}]}]}}

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{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Holger Fuhrmannek as the original reporter.", "bugzilla": {"description": "Mozilla: Mozilla Maintenance Service Write-lock bypass", "id": "2186100", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2186100"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-779", "details": ["A local attacker can trick the Mozilla Maintenance Service into applying an unsigned update file by pointing the service at an update file on a malicious SMB server. The update file can be replaced after the signature check, before the use, because the write-lock requested by the service does not work on a SMB server.\n*Note: This attack requires local system access and only affects Windows. Other operating systems are not affected.* This vulnerability affects Firefox < 112, Firefox ESR < 102.10, and Thunderbird < 102.10.", "The Mozilla Foundation Security Advisory describes this flaw as:\nA local attacker can trick the Mozilla Maintenance Service into applying an unsigned update file by pointing the service at an update file on a malicious SMB server. The update file can be replaced after the signature check, before the use, because the write-lock requested by the service does not work on a SMB server.\n*Note: This attack requires local system access and only affects Windows. Other operating systems are not affected.*"], "name": "CVE-2023-29532", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2023-04-11T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-29532\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-29532\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2023-14/#CVE-2023-29532"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.", "threat_severity": "Important", "upstream_fix": "thunderbird 102.10, firefox 102.10"}