{"id":"CVE-2023-50225","aliases":["EUVD-2023-55047","GHSA-7r5g-fgfp-379w"],"status":"published","title":"TP-Link TL-WR902AC dm_fillObjByStr Stack-based Buffer Overflow Remote Code Execution Vulnerability","description":"TP-Link TL-WR902AC dm_fillObjByStr Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link TL-WR902AC routers. Authentication is required to exploit this vulnerability.\n\nThe specific flaw exists within the libcmm.so module. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root.\n. Was ZDI-CAN-21819.","severity":{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00537,"percentile":0.45689,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2024-05-03T02:14:43Z","modified":"2026-06-17T06:39:20Z","products":[{"vendor":"tp-link","product":"tl-wr902ac"},{"vendor":"tp-link","product":"tl-wr902ac_firmware"}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-23-1809/","tags":["x_research-advisory","x_transferred","Third Party Advisory"]},{"url":"https://www.tp-link.com/ca/support/download/tl-wr902ac/v3/#Firmware","tags":["vendor-advisory","x_transferred","Product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-50225"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-23-1809"},{"url":"https://github.com/advisories/GHSA-7r5g-fgfp-379w"}],"sources":{"cve":[{"id":"CVE-2023-50225","title":"TP-Link TL-WR902AC dm_fillObjByStr Stack-based Buffer Overflow Remote Code Execution Vulnerability","description":"TP-Link TL-WR902AC dm_fillObjByStr Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link TL-WR902AC routers. Authentication is required to exploit this vulnerability.\n\nThe specific flaw exists within the libcmm.so module. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root.\n. Was ZDI-CAN-21819.","status":"published","published":"2024-05-03T02:14:43.626Z","modified":"2024-09-18T18:30:35.503Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:35:34.55015Z"}],"euvd":[{"id":"EUVD-2023-55047","description":"TP-Link TL-WR902AC dm_fillObjByStr Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link TL-WR902AC routers. Authentication is required to exploit this vulnerability.\n\nThe specific flaw exists within the libcmm.so module. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root.\n. Was ZDI-CAN-21819.","status":"published","published":"2024-05-03T02:14:43Z","modified":"2024-09-18T18:30:35Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-03T00:28:20.081918Z"}],"ghsa":[{"id":"GHSA-7r5g-fgfp-379w","title":"TP-Link TL-WR902AC dm_fillObjByStr Stack-based Buffer Overflow Remote Code Execution...","description":"TP-Link TL-WR902AC dm_fillObjByStr Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link TL-WR902AC routers. Authentication is required to exploit this vulnerability.\n\nThe specific flaw exists within the libcmm.so module. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-21819.","status":"published","published":"2024-05-03T03:31:06Z","modified":"2024-05-03T03:31:26Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:57:18.288618Z"}],"nvd":[{"id":"CVE-2023-50225","description":"TP-Link TL-WR902AC dm_fillObjByStr Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link TL-WR902AC routers. Authentication is required to exploit this vulnerability.\n\nThe specific flaw exists within the libcmm.so module. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root.\n. Was ZDI-CAN-21819.","status":"published","published":"2024-05-03T03:16:10.997Z","modified":"2026-06-17T06:39:20.193Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:09:12.053868Z"}]}}