{"containers":{"cna":{"affected":[{"product":"redis","vendor":"redis","versions":[{"status":"affected","version":">= 2.2, < 5.0.13"},{"status":"affected","version":">= 6.0.0, < 6.0.15"},{"status":"affected","version":">= 6.2.0, < 6.2.5"}]}],"descriptions":[{"lang":"en","value":"Redis is an in-memory database that persists on disk. A vulnerability involving out-of-bounds read and integer overflow to buffer overflow exists starting with version 2.2 and prior to versions 5.0.13, 6.0.15, and 6.2.5. On 32-bit systems, Redis `*BIT*` command are vulnerable to integer overflow that can potentially be exploited to corrupt the heap, leak arbitrary heap contents or trigger remote code execution. The vulnerability involves changing the default `proto-max-bulk-len` configuration parameter to a very large value and constructing specially crafted commands bit commands. This problem only affects Redis on 32-bit platforms, or compiled as a 32-bit binary. Redis versions 5.0.`3m 6.0.15, and 6.2.5 contain patches for this issue. An additional workaround to mitigate the problem without patching the `redis-server` executable is to prevent users from modifying the `proto-max-bulk-len` configuration parameter. This can be done using ACL to restrict unprivileged users from using the CONFIG SET command."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-125","description":"CWE-125: Out-of-bounds Read","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-680","description":"CWE-680: Integer Overflow to Buffer Overflow","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2022-09-29T16:07:29.000Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://github.com/redis/redis/security/advisories/GHSA-8wxq-j7rp-g8wj"},{"name":"[debian-lts-announce] 20210722 [SECURITY] [DLA 2717-1] redis security update","tags":["mailing-list","x_refsource_MLIST"],"url":"https://lists.debian.org/debian-lts-announce/2021/07/msg00017.html"},{"name":"FEDORA-2021-10d54c261f","tags":["vendor-advisory","x_refsource_FEDORA"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VGX7RRAWGXWXEAKJTQYSDSBO2BC3SAHD/"},{"name":"FEDORA-2021-76cf1653b3","tags":["vendor-advisory","x_refsource_FEDORA"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6O7AUOROBYGP5IMGJPC5HZ3R2RB6GZ5X/"},{"tags":["x_refsource_CONFIRM"],"url":"https://security.netapp.com/advisory/ntap-20210827-0004/"},{"name":"[debian-lts-announce] 20210827 [SECURITY] [DLA 2717-2] redis security update","tags":["mailing-list","x_refsource_MLIST"],"url":"https://lists.debian.org/debian-lts-announce/2021/08/msg00026.html"},{"name":"DSA-5001","tags":["vendor-advisory","x_refsource_DEBIAN"],"url":"https://www.debian.org/security/2021/dsa-5001"},{"name":"GLSA-202209-17","tags":["vendor-advisory","x_refsource_GENTOO"],"url":"https://security.gentoo.org/glsa/202209-17"}],"source":{"advisory":"GHSA-8wxq-j7rp-g8wj","discovery":"UNKNOWN"},"title":"Integer overflow issues with *BIT commands on 32-bit systems","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security-advisories@github.com","ID":"CVE-2021-32761","STATE":"PUBLIC","TITLE":"Integer overflow issues with *BIT commands on 32-bit systems"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"redis","version":{"version_data":[{"version_value":">= 2.2, < 5.0.13"},{"version_value":">= 6.0.0, < 6.0.15"},{"version_value":">= 6.2.0, < 6.2.5"}]}}]},"vendor_name":"redis"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Redis is an in-memory database that persists on disk. A vulnerability involving out-of-bounds read and integer overflow to buffer overflow exists starting with version 2.2 and prior to versions 5.0.13, 6.0.15, and 6.2.5. On 32-bit systems, Redis `*BIT*` command are vulnerable to integer overflow that can potentially be exploited to corrupt the heap, leak arbitrary heap contents or trigger remote code execution. The vulnerability involves changing the default `proto-max-bulk-len` configuration parameter to a very large value and constructing specially crafted commands bit commands. This problem only affects Redis on 32-bit platforms, or compiled as a 32-bit binary. Redis versions 5.0.`3m 6.0.15, and 6.2.5 contain patches for this issue. An additional workaround to mitigate the problem without patching the `redis-server` executable is to prevent users from modifying the `proto-max-bulk-len` configuration parameter. This can be done using ACL to restrict unprivileged users from using the CONFIG SET command."}]},"impact":{"cvss":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-125: Out-of-bounds Read"}]},{"description":[{"lang":"eng","value":"CWE-680: Integer Overflow to Buffer Overflow"}]}]},"references":{"reference_data":[{"name":"https://github.com/redis/redis/security/advisories/GHSA-8wxq-j7rp-g8wj","refsource":"CONFIRM","url":"https://github.com/redis/redis/security/advisories/GHSA-8wxq-j7rp-g8wj"},{"name":"[debian-lts-announce] 20210722 [SECURITY] [DLA 2717-1] redis security update","refsource":"MLIST","url":"https://lists.debian.org/debian-lts-announce/2021/07/msg00017.html"},{"name":"FEDORA-2021-10d54c261f","refsource":"FEDORA","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VGX7RRAWGXWXEAKJTQYSDSBO2BC3SAHD/"},{"name":"FEDORA-2021-76cf1653b3","refsource":"FEDORA","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6O7AUOROBYGP5IMGJPC5HZ3R2RB6GZ5X/"},{"name":"https://security.netapp.com/advisory/ntap-20210827-0004/","refsource":"CONFIRM","url":"https://security.netapp.com/advisory/ntap-20210827-0004/"},{"name":"[debian-lts-announce] 20210827 [SECURITY] [DLA 2717-2] redis security update","refsource":"MLIST","url":"https://lists.debian.org/debian-lts-announce/2021/08/msg00026.html"},{"name":"DSA-5001","refsource":"DEBIAN","url":"https://www.debian.org/security/2021/dsa-5001"},{"name":"GLSA-202209-17","refsource":"GENTOO","url":"https://security.gentoo.org/glsa/202209-17"}]},"source":{"advisory":"GHSA-8wxq-j7rp-g8wj","discovery":"UNKNOWN"}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T23:33:55.821Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://github.com/redis/redis/security/advisories/GHSA-8wxq-j7rp-g8wj"},{"name":"[debian-lts-announce] 20210722 [SECURITY] [DLA 2717-1] redis security update","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"https://lists.debian.org/debian-lts-announce/2021/07/msg00017.html"},{"name":"FEDORA-2021-10d54c261f","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VGX7RRAWGXWXEAKJTQYSDSBO2BC3SAHD/"},{"name":"FEDORA-2021-76cf1653b3","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6O7AUOROBYGP5IMGJPC5HZ3R2RB6GZ5X/"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://security.netapp.com/advisory/ntap-20210827-0004/"},{"name":"[debian-lts-announce] 20210827 [SECURITY] [DLA 2717-2] redis security update","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"https://lists.debian.org/debian-lts-announce/2021/08/msg00026.html"},{"name":"DSA-5001","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"],"url":"https://www.debian.org/security/2021/dsa-5001"},{"name":"GLSA-202209-17","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"],"url":"https://security.gentoo.org/glsa/202209-17"}]}]},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2021-32761","datePublished":"2021-07-21T20:50:09.000Z","dateReserved":"2021-05-12T00:00:00.000Z","dateUpdated":"2024-08-03T23:33:55.821Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}