{ "containers": { "cna": { "affected": [ { "product": "Brotli", "vendor": "Google LLC", "versions": [ { "lessThanOrEqual": "1.0.7", "status": "affected", "version": "stable", "versionType": "custom" } ] } ], "credits": [ { "lang": "en", "value": "Jay Lv " } ], "descriptions": [ { "lang": "en", "value": "A buffer overflow exists in the Brotli library versions prior to 1.0.8 where an attacker controlling the input length of a \"one-shot\" decompression request to a script can trigger a crash, which happens when copying over chunks of data larger than 2 GiB. It is recommended to update your Brotli library to 1.0.8 or later. If one cannot update, we recommend to use the \"streaming\" API as opposed to the \"one-shot\" API, and impose chunk size limits." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-130", "description": "CWE-130 Improper Handling of Length Parameter Inconsistency ", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2022-03-27T04:06:10", "orgId": "14ed7db2-1595-443d-9d34-6215bf890778", "shortName": "Google" }, "references": [ { "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/google/brotli/releases/tag/v1.0.9" }, { "name": "openSUSE-SU-2020:1578", "tags": [ "vendor-advisory", "x_refsource_SUSE" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00108.html" }, { "name": "FEDORA-2020-22d278923a", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MMBKACMLSRX7JJSKBTR35UOEP2WFR6QP/" }, { "name": "USN-4568-1", "tags": [ "vendor-advisory", "x_refsource_UBUNTU" ], "url": "https://usn.ubuntu.com/4568-1/" }, { "name": "FEDORA-2020-c663fbc46c", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WW62OZEY2GHJL4JCOLJRBSRETXDHMWRK/" }, { "name": "FEDORA-2020-e21bd401ad", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J4E265WKWKYMK2RYYSIXBEGZTDY5IQE6/" }, { "name": "FEDORA-2020-bc9a739f0c", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4VCDOJGL6BK3HB4XRD2WETBPYX2ITF6/" }, { "name": "FEDORA-2020-9336b65f82", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W23CUADGMVMQQNFKHPHXVP7RPZJZNN6I/" }, { "name": "FEDORA-2020-c76a35b209", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/356JOYTWW4BWSZ42SEFLV7NYHL3S3AEH/" }, { "name": "[debian-lts-announce] 20201201 [SECURITY] [DLA 2476-1] brotli security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00003.html" }, { "name": "DSA-4801", "tags": [ "vendor-advisory", "x_refsource_DEBIAN" ], "url": "https://www.debian.org/security/2020/dsa-4801" }, { "name": "FEDORA-2022-9e046f579a", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXEQ3GQVELA2T4HNZG7VPMS2HDVXMJRG/" }, { "name": "FEDORA-2022-5ecee47acb", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MQLM7ABVCYJLF6JRPF3M3EBXW63GNC27/" }, { "name": "FEDORA-2022-d28042f559", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4TOGTZ2ZWDH662ZNFFSZVL3M5AJXV6JF/" } ], "source": { "discovery": "EXTERNAL" }, "title": "Buffer overflow in Brotli library", "x_generator": { "engine": "Vulnogram 0.0.9" }, "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "security@google.com", "ID": "CVE-2020-8927", "STATE": "PUBLIC", "TITLE": "Buffer overflow in Brotli library" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Brotli", "version": { "version_data": [ { "version_affected": "<=", "version_name": "stable", "version_value": "1.0.7" } ] } } ] }, "vendor_name": "Google LLC" } ] } }, "credit": [ { "lang": "eng", "value": "Jay Lv " } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A buffer overflow exists in the Brotli library versions prior to 1.0.8 where an attacker controlling the input length of a \"one-shot\" decompression request to a script can trigger a crash, which happens when copying over chunks of data larger than 2 GiB. It is recommended to update your Brotli library to 1.0.8 or later. If one cannot update, we recommend to use the \"streaming\" API as opposed to the \"one-shot\" API, and impose chunk size limits." } ] }, "generator": { "engine": "Vulnogram 0.0.9" }, "impact": { "cvss": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-130 Improper Handling of Length Parameter Inconsistency " } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/google/brotli/releases/tag/v1.0.9", "refsource": "CONFIRM", "url": "https://github.com/google/brotli/releases/tag/v1.0.9" }, { "name": "openSUSE-SU-2020:1578", "refsource": "SUSE", "url": 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