{"id":"CVE-2025-29896","aliases":["EUVD-2025-211091","GHSA-p2j4-rcc2-w382"],"status":"published","title":"NULL Pointer Dereference in qsyncsrv.cgi","description":"A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack.\n\nWe have already fixed the vulnerability in the following version:\nQsync Central 5.0.0.4 and later","severity":{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00275,"percentile":0.20123,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2026-10-15T06:57:26Z","modified":"2026-10-19T22:10:00Z","products":[{"vendor":"qnap systems inc.","product":"qsync central"}],"references":[{"url":"https://www.qnap.com/en/app-release-notes?keyword=Qsync%20\u0026app=QsyncServer\u0026product-line=nas","tags":["release-notes"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-29896"},{"url":"https://github.com/advisories/GHSA-p2j4-rcc2-w382"}],"sources":{"cve":[{"id":"CVE-2025-29896","title":"NULL Pointer Dereference in qsyncsrv.cgi","description":"A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack.\n\nWe have already fixed the vulnerability in the following version:\nQsync Central 5.0.0.4 and later","status":"published","published":"2026-10-15T06:57:26.97Z","modified":"2026-10-15T14:44:34.08Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"low","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:32:45.797843Z"}],"euvd":[{"id":"EUVD-2025-211091","description":"A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack.\n\nWe have already fixed the vulnerability in the following version:\nQsync Central 5.0.0.4 and later","status":"published","published":"2026-10-15T06:57:26Z","modified":"2026-10-15T14:44:34Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"low"}],"updated_at":"2026-11-02T17:00:14.20041Z"}],"ghsa":[{"id":"GHSA-p2j4-rcc2-w382","title":"A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote...","description":"A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack.\n\nWe have already fixed the vulnerability in the following version:\nQsync Central 5.0.0.4 and later","status":"published","published":"2026-10-15T09:30:31Z","modified":"2026-10-15T09:30:36Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:13:35.252436Z"}],"nvd":[{"id":"CVE-2025-29896","description":"A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack.\n\nWe have already fixed the vulnerability in the following version:\nQsync Central 5.0.0.4 and later","status":"published","published":"2026-10-15T07:17:55.977Z","modified":"2026-10-19T22:10:00.13Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low","assessor":"secondary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:12:03.20248Z"}]}}