{"id":"CVE-2025-14932","aliases":["DEBIAN-CVE-2025-14932","EUVD-2025-204809","GHSA-r4qq-jqmf-cm7j","UBUNTU-CVE-2025-14932"],"status":"published","title":"NSF Unidata NetCDF-C Time Unit Stack-based Buffer Overflow Remote Code Execution Vulnerability","description":"NSF Unidata NetCDF-C Time Unit Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NSF Unidata NetCDF-C. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the parsing of time units. 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 the current user. Was ZDI-CAN-27273.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00351,"percentile":0.28977,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-121","CWE-787"],"published":"2025-12-23T21:11:17Z","modified":"2026-10-23T17:47:24Z","fixes":[{"ecosystem":"Debian:14","package":"netcdf","fixed_in":["1:4.10.1-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"netcdf-parallel","fixed_in":["1:4.10.1-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"netcdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.10.0-1","1:4.10.0-1~exp1","1:4.10.1-1","1:4.9.0-3","1:4.9.1-1~exp1","1:4.9.1~rc1-1~exp1","1:4.9.1~rc2-1~exp1","1:4.9.2-1","1:4.9.2-1~exp1","1:4.9.2-2","1:4.9.2-3","1:4.9.2-3.1~exp1","1:4.9.2-4","1:4.9.2-4~exp1","1:4.9.2-5","1:4.9.2-6","1:4.9.2-7","1:4.9.3-1","1:4.9.3-1~exp1","1:4.9.3-1~exp2","1:4.9.3~rc1-1~exp1","1:4.9.3~rc2-1~exp1"]},{"source":"osv","ecosystem":"Debian:13","package":"netcdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.10.0-1","1:4.10.0-1~exp1","1:4.10.1-1","1:4.9.3-1"]},{"source":"osv","ecosystem":"Debian:14","package":"netcdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.10.1-1"}]}],"versions":["1:4.10.0-1","1:4.10.0-1~exp1","1:4.9.3-1"]},{"source":"osv","ecosystem":"Debian:12","package":"netcdf-parallel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.10.0-1","1:4.10.1-1","1:4.10.1-2","1:4.9.0-1","1:4.9.0-3","1:4.9.0-4","1:4.9.0-5","1:4.9.0-6","1:4.9.3-1","1:4.9.3-2"]},{"source":"osv","ecosystem":"Debian:13","package":"netcdf-parallel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.10.0-1","1:4.10.1-1","1:4.10.1-2","1:4.9.3-2"]},{"source":"osv","ecosystem":"Debian:14","package":"netcdf-parallel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.10.1-1"}]}],"versions":["1:4.10.0-1","1:4.9.3-2"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"netcdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.1.3-6build1","1:4.1.3-7","1:4.1.3-7ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"netcdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.4.0~rc2-1build1","1:4.4.0~rc3-1","1:4.4.0-1","1:4.4.0-2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"netcdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.4.1.1-2ubuntu1","1:4.5.0-1","1:4.5.0-2","1:4.6.0-2","1:4.6.0-2build1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"netcdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.6.2-1build1","1:4.7.3-1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"netcdf-parallel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.6.2-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"netcdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.7.4-1build1","1:4.8.1-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"netcdf-parallel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.7.4-1","1:4.8.1-2"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"netcdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.9.2-2ubuntu1","1:4.9.2-3ubuntu1","1:4.9.2-5ubuntu3","1:4.9.2-5ubuntu4"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"netcdf-parallel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.9.0-1ubuntu1","1:4.9.0-1ubuntu3","1:4.9.0-1ubuntu4"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"netcdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.9.3-1","1:4.9.3-1build1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"netcdf-parallel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.9.0-6build1","1:4.9.3-2","1:4.9.3-2build1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"netcdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.9.3-1build2","1:4.10.0-1","1:4.10.1-1","1:4.10.1-1build1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"netcdf-parallel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.9.3-2build2","1:4.10.0-1","1:4.10.1-1","1:4.10.1-2","1:4.10.1-2build1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"netcdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.9.3-1build1","1:4.9.3-1build2"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"netcdf-parallel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.9.3-2build1","1:4.9.3-2build2"]}],"products":[{"vendor":"nsf unidata","product":"netcdf-c"},{"vendor":"unidata","product":"netcdf"}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-25-1153/","tags":["x_research-advisory","Third Party Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-14932"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-25-1153"},{"url":"https://github.com/advisories/GHSA-r4qq-jqmf-cm7j"},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-14932","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-14932","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-14932","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2025-14932","title":"NSF Unidata NetCDF-C Time Unit Stack-based Buffer Overflow Remote Code Execution Vulnerability","description":"NSF Unidata NetCDF-C Time Unit Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NSF Unidata NetCDF-C. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the parsing of time units. 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 the current user. Was ZDI-CAN-27273.","status":"published","published":"2025-12-23T21:11:17.34Z","modified":"2025-12-26T19:34:14.913Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:32:28.621398Z"}],"euvd":[{"id":"EUVD-2025-204809","description":"NSF Unidata NetCDF-C Time Unit Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NSF Unidata NetCDF-C. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the parsing of time units. 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 the current user. Was ZDI-CAN-27273.","status":"published","published":"2025-12-23T21:11:17Z","modified":"2025-12-26T19:34:14Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T19:49:00.939401Z"}],"ghsa":[{"id":"GHSA-r4qq-jqmf-cm7j","title":"NSF Unidata NetCDF-C Time Unit Stack-based Buffer Overflow Remote Code Execution Vulnerability....","description":"NSF Unidata NetCDF-C Time Unit Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NSF Unidata NetCDF-C. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the parsing of time units. 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 the current user. Was ZDI-CAN-27273.","status":"published","published":"2025-12-23T21:30:29Z","modified":"2026-01-13T21:32:43Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T15:05:35.747641Z"}],"nvd":[{"id":"CVE-2025-14932","description":"NSF Unidata NetCDF-C Time Unit Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NSF Unidata NetCDF-C. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the parsing of time units. 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 the current user. Was ZDI-CAN-27273.","status":"published","published":"2025-12-23T21:15:48.623Z","modified":"2026-10-19T22:10:00.13Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:11:52.309391Z"}],"osv":[{"id":"CVE-2025-14932","description":"NSF Unidata NetCDF-C Time Unit Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NSF Unidata NetCDF-C. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the parsing of time units. 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 the current user. Was ZDI-CAN-27273.","status":"published","published":"2025-12-23T21:15:48.623Z","modified":"2026-04-10T05:21:39.420737Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:46.340268Z"},{"id":"DEBIAN-CVE-2025-14932","description":"NSF Unidata NetCDF-C Time Unit Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NSF Unidata NetCDF-C. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.  The specific flaw exists within the parsing of time units. 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 the current user. Was ZDI-CAN-27273.","status":"published","published":"2025-12-23T21:15:48.623Z","modified":"2026-10-23T17:47:24.91147836Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:45.102284Z"},{"id":"UBUNTU-CVE-2025-14932","description":"NSF Unidata NetCDF-C Time Unit Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NSF Unidata NetCDF-C. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of time units. 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 the current user. Was ZDI-CAN-27273.","status":"published","published":"2025-12-23T21:15:00Z","modified":"2026-10-17T12:57:01.758017011Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T16:55:20.144818Z"}]}}