{"id":"CVE-2023-36325","aliases":["EUVD-2023-40293","GHSA-4273-ccpv-pfm8","UBUNTU-CVE-2023-36325"],"status":"published","title":"i2p before 2.3.0 (Java) allows de-anonymizing the public IPv4 and IPv6 addresses of i2p hidden...","description":"i2p before 2.3.0 (Java) allows de-anonymizing the public IPv4 and IPv6 addresses of i2p hidden services (aka eepsites) via a correlation attack across the IPv4 and IPv6 addresses that occurs when a tunneled, replayed message has a behavior discrepancy (it may be dropped, or may result in a Wrong Destination response). An attack would take days to complete.","severity":{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00498,"percentile":0.43144,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-203"],"published":"2024-10-09T00:00:00Z","modified":"2026-06-17T06:06:02Z","affected":[{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"i2p","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.30-4","0.9.32-2","0.9.34-1ubuntu1","0.9.34-1ubuntu3"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"i2p","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.41-2","0.9.42-1","0.9.44-1","0.9.44-2","0.9.44-3"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"i2p","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.48-1"]}],"references":[{"url":"https://xeiaso.net/blog/CVE-2023-36325","tags":["report"]},{"url":"https://geti2p.net/en/blog/post/2023/06/25/new_release_2.3.0","tags":["report"]},{"url":"https://i2pgit.org/i2p-hackers/i2p.i2p/-/commit/82aa4e19fbb37ca1bd752ec1b836120beec0985f"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-36325"},{"url":"https://github.com/advisories/GHSA-4273-ccpv-pfm8"},{"url":"https://ubuntu.com/security/CVE-2023-36325","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-36325","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2023-36325","description":"i2p before 2.3.0 (Java) allows de-anonymizing the public IPv4 and IPv6 addresses of i2p hidden services (aka eepsites) via a correlation attack across the IPv4 and IPv6 addresses that occurs when a tunneled, replayed message has a behavior discrepancy (it may be dropped, or may result in a Wrong Destination response). An attack would take days to complete.","status":"published","published":"2024-10-09T00:00:00Z","modified":"2024-11-04T21:26:16.946Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"adp"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T14:35:27.810438Z"}],"euvd":[{"id":"EUVD-2023-40293","description":"i2p before 2.3.0 (Java) allows de-anonymizing the public IPv4 and IPv6 addresses of i2p hidden services (aka eepsites) via a correlation attack across the IPv4 and IPv6 addresses that occurs when a tunneled, replayed message has a behavior discrepancy (it may be dropped, or may result in a Wrong Destination response). An attack would take days to complete.","status":"published","published":"2024-10-09T00:00:00Z","modified":"2024-11-04T21:26:16Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-03T00:05:11.298723Z"}],"ghsa":[{"id":"GHSA-4273-ccpv-pfm8","title":"i2p before 2.3.0 (Java) allows de-anonymizing the public IPv4 and IPv6 addresses of i2p hidden...","description":"i2p before 2.3.0 (Java) allows de-anonymizing the public IPv4 and IPv6 addresses of i2p hidden services (aka eepsites) via a correlation attack across the IPv4 and IPv6 addresses that occurs when a tunneled, replayed message has a behavior discrepancy (it may be dropped, or may result in a Wrong Destination response). An attack would take days to complete.","status":"published","published":"2024-10-09T06:30:23Z","modified":"2024-11-05T00:32:30Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T14:58:43.210342Z"}],"nvd":[{"id":"CVE-2023-36325","description":"i2p before 2.3.0 (Java) allows de-anonymizing the public IPv4 and IPv6 addresses of i2p hidden services (aka eepsites) via a correlation attack across the IPv4 and IPv6 addresses that occurs when a tunneled, replayed message has a behavior discrepancy (it may be dropped, or may result in a Wrong Destination response). An attack would take days to complete.","status":"published","published":"2024-10-09T06:15:11.303Z","modified":"2026-06-17T06:06:02.69Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T14:09:19.052418Z"}],"osv":[{"id":"UBUNTU-CVE-2023-36325","description":"i2p before 2.3.0 (Java) allows de-anonymizing the public IPv4 and IPv6 addresses of i2p hidden services (aka eepsites) via a correlation attack across the IPv4 and IPv6 addresses that occurs when a tunneled, replayed message has a behavior discrepancy (it may be dropped, or may result in a Wrong Destination response). An attack would take days to complete.","status":"published","published":"2024-10-09T06:15:00Z","modified":"2025-10-24T05:02:07Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T16:54:21.882004Z"}]}}