{"id":"CVE-2019-6964","aliases":["EUVD-2019-16518","GHSA-c8cf-c27r-3x38"],"status":"published","title":"A heap-based buffer over-read in Service_SetParamStringValue in cosa_x_cisco_com_ddns_dml.c of...","description":"A heap-based buffer over-read in Service_SetParamStringValue in cosa_x_cisco_com_ddns_dml.c of the RDK RDKB-20181217-1 CcspPandM module may allow attackers with login credentials to achieve information disclosure and code execution by crafting an AJAX call responsible for DDNS configuration with an exactly 64-byte username, password, or domain, for which the buffer size is insufficient for the final '\\0' character. This is related to the CcspCommonLibrary and WebUI modules.","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01755,"percentile":0.78077,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2019-06-20T13:50:35Z","modified":"2026-10-24T10:30:28Z","products":[{"vendor":"rdkcentral","product":"rdkb_ccsppandm"}],"references":[{"url":"https://dojo.bullguard.com/dojo-by-bullguard/blog/the-gateway-is-wide-open","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-6964"},{"url":"https://github.com/advisories/GHSA-c8cf-c27r-3x38"}],"sources":{"cve":[{"id":"CVE-2019-6964","description":"A heap-based buffer over-read in Service_SetParamStringValue in cosa_x_cisco_com_ddns_dml.c of the RDK RDKB-20181217-1 CcspPandM module may allow attackers with login credentials to achieve information disclosure and code execution by crafting an AJAX call responsible for DDNS configuration with an exactly 64-byte username, password, or domain, for which the buffer size is insufficient for the final '\\0' character. This is related to the CcspCommonLibrary and WebUI modules.","status":"published","published":"2019-06-20T13:50:35Z","modified":"2024-08-04T20:31:04.398Z","updated_at":"2026-11-02T14:20:23.381621Z"}],"euvd":[{"id":"EUVD-2019-16518","description":"A heap-based buffer over-read in Service_SetParamStringValue in cosa_x_cisco_com_ddns_dml.c of the RDK RDKB-20181217-1 CcspPandM module may allow attackers with login credentials to achieve information disclosure and code execution by crafting an AJAX call responsible for DDNS configuration with an exactly 64-byte username, password, or domain, for which the buffer size is insufficient for the final '\\0' character. This is related to the CcspCommonLibrary and WebUI modules.","status":"published","published":"2019-06-20T13:50:35Z","modified":"2024-08-04T20:31:04Z","updated_at":"2026-11-03T03:06:47.494697Z"}],"ghsa":[{"id":"GHSA-c8cf-c27r-3x38","title":"A heap-based buffer over-read in Service_SetParamStringValue in cosa_x_cisco_com_ddns_dml.c of...","description":"A heap-based buffer over-read in Service_SetParamStringValue in cosa_x_cisco_com_ddns_dml.c of the RDK RDKB-20181217-1 CcspPandM module may allow attackers with login credentials to achieve information disclosure and code execution by crafting an AJAX call responsible for DDNS configuration with an exactly 64-byte username, password, or domain, for which the buffer size is insufficient for the final '\\0' character. This is related to the CcspCommonLibrary and WebUI modules.","status":"published","published":"2022-05-24T16:48:32Z","modified":"2024-04-04T01:02:17Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:55:55.00861Z"}],"nvd":[{"id":"CVE-2019-6964","description":"A heap-based buffer over-read in Service_SetParamStringValue in cosa_x_cisco_com_ddns_dml.c of the RDK RDKB-20181217-1 CcspPandM module may allow attackers with login credentials to achieve information disclosure and code execution by crafting an AJAX call responsible for DDNS configuration with an exactly 64-byte username, password, or domain, for which the buffer size is insufficient for the final '\\0' character. This is related to the CcspCommonLibrary and WebUI modules.","status":"published","published":"2019-06-20T14:15:11.22Z","modified":"2026-06-17T02:39:49.947Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:05:17.695191Z"}],"osv":[{"id":"CVE-2019-6964","description":"A heap-based buffer over-read in Service_SetParamStringValue in cosa_x_cisco_com_ddns_dml.c of the RDK RDKB-20181217-1 CcspPandM module may allow attackers with login credentials to achieve information disclosure and code execution by crafting an AJAX call responsible for DDNS configuration with an exactly 64-byte username, password, or domain, for which the buffer size is insufficient for the final '\\0' character. This is related to the CcspCommonLibrary and WebUI modules.","status":"published","published":"2019-06-20T14:15:11.22Z","modified":"2026-10-24T10:30:28.251757446Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:12.675558Z"}]}}