{"id":"CVE-2021-37748","state":"PUBLISHED","title":"Multiple buffer overflows in the limited configuration shell (/sbin/gs_config) on Grandstream HT801 devices before 1.0.29 allow remote authenticated users to execute arbitrary code","description":"Multiple buffer overflows in the limited configuration shell (/sbin/gs_config) on Grandstream HT801 devices before 1.0.29 allow remote authenticated users to execute arbitrary code as root via a crafted manage_if setting, thus bypassing the intended restrictions of this shell and taking full control of the device. There are default weak credentials that can be used to authenticate.","publishedAt":"2021-10-28T11:11:20.000Z","updatedAt":"2024-08-04T01:30:07.528Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["http://www.grandstream.com/products/gateways-and-atas/analog-telephone-adaptors/product/ht801","https://www.secforce.com/blog/exploiting-grandstream-ht801-ata-cve-2021-37748-cve-2021-37915/","https://github.com/SECFORCE/CVE-2021-37748"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:47.122Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/37xxx/CVE-2021-37748.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-37748","state":"PUBLISHED","datePublished":"2021-10-28T11:11:20.000Z","dateUpdated":"2024-08-04T01:30:07.528Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2021-07-30T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Multiple buffer overflows in the limited configuration shell (/sbin/gs_config) on Grandstream HT801 devices before 1.0.29 allow remote authenticated users to execute arbitrary code as root via a crafted manage_if setting, thus bypassing the intended restrictions of this shell and taking full control of the device. There are default weak credentials that can be used to authenticate."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"http://www.grandstream.com/products/gateways-and-atas/analog-telephone-adaptors/product/ht801","tags":["x_refsource_MISC"]},{"url":"https://www.secforce.com/blog/exploiting-grandstream-ht801-ata-cve-2021-37748-cve-2021-37915/","tags":["x_refsource_MISC"]},{"url":"https://github.com/SECFORCE/CVE-2021-37748","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mitre","dateUpdated":"2021-10-28T11:11:20.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-37748","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":"Multiple buffer overflows in the limited configuration shell (/sbin/gs_config) on Grandstream HT801 devices before 1.0.29 allow remote authenticated users to execute arbitrary code as root via a crafted manage_if setting, thus bypassing the intended restrictions of this shell and taking full control of the device. There are default weak credentials that can be used to authenticate."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"http://www.grandstream.com/products/gateways-and-atas/analog-telephone-adaptors/product/ht801","refsource":"MISC","url":"http://www.grandstream.com/products/gateways-and-atas/analog-telephone-adaptors/product/ht801"},{"name":"https://www.secforce.com/blog/exploiting-grandstream-ht801-ata-cve-2021-37748-cve-2021-37915/","refsource":"MISC","url":"https://www.secforce.com/blog/exploiting-grandstream-ht801-ata-cve-2021-37748-cve-2021-37915/"},{"name":"https://github.com/SECFORCE/CVE-2021-37748","refsource":"MISC","url":"https://github.com/SECFORCE/CVE-2021-37748"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.grandstream.com/products/gateways-and-atas/analog-telephone-adaptors/product/ht801","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.secforce.com/blog/exploiting-grandstream-ht801-ata-cve-2021-37748-cve-2021-37915/","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://github.com/SECFORCE/CVE-2021-37748","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T01:30:07.528Z"}}]}}}