{"id":"CVE-2024-45238","aliases":["DEBIAN-CVE-2024-45238","DLA-4066-1","EUVD-2024-41379","GHSA-5mgq-44p6-x2pr","UBUNTU-CVE-2024-45238","USN-7813-1"],"status":"published","title":"An issue was discovered in Fort before 1.6.3. A malicious RPKI repository that descends from a ...","description":"An issue was discovered in Fort before 1.6.3. A malicious RPKI repository that descends from a (trusted) Trust Anchor can serve (via rsync or RRDP) a resource certificate containing a bit string that doesn't properly decode into a Subject Public Key. OpenSSL does not report this problem during parsing, and when compiled with OpenSSL libcrypto versions below 3, Fort recklessly dereferences the pointer. Because Fort is an RPKI Relying Party, a crash can lead to Route Origin Validation unavailability, which can lead to compromised routing.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-08","score":0.00305,"percentile":0.23431,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2024-08-24T00:00:00Z","modified":"2026-11-02T12:02:49Z","fixes":[{"ecosystem":"Debian:12","package":"fort-validator","fixed_in":["1.5.4-1+deb12u1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"fort-validator","fixed_in":["1.6.3-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"fort-validator","fixed_in":["1.6.3-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:20.04:LTS","package":"fort-validator","fixed_in":["1.2.0-1ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:22.04:LTS","package":"fort-validator","fixed_in":["1.5.3-1ubuntu0.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:24.04:LTS","package":"fort-validator","fixed_in":["1.6.1-1ubuntu0.1~esm2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"fort-validator","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.4-1+deb12u1"}]}],"versions":["1.5.4-1"]},{"source":"osv","ecosystem":"Debian:13","package":"fort-validator","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.3-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"fort-validator","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.3-1"}]}]},{"source":"osv","ecosystem":"Debian:11","package":"fort-validator","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-1~deb11u2"}]}],"versions":["1.5.0-1","1.5.1-1","1.5.2-1","1.5.3-1~deb11u1"],"bundled":7},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"fort-validator","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.0-1ubuntu0.1~esm1"}]}],"versions":["1.1.1-2","1.1.2-1","1.1.3-1","1.2.0-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"fort-validator","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-1ubuntu0.1"}]}],"versions":["1.5.1-1","1.5.2-1","1.5.3-1","1.5.3-1build1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"fort-validator","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.1-1ubuntu0.1~esm2"}]}],"versions":["1.5.4-1","1.6.1-1","1.6.1-1build2","1.6.1-1build3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"fort-validator","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.0-1ubuntu0.1~esm1"}]}],"versions":["1.1.1-2","1.1.2-1","1.1.3-1","1.2.0-1"],"bundled":7},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"fort-validator","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-1ubuntu0.1"}]}],"versions":["1.5.1-1","1.5.2-1","1.5.3-1","1.5.3-1build1"],"bundled":7},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"fort-validator","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.1-1ubuntu0.1~esm2"}]}],"versions":["1.5.4-1","1.6.1-1","1.6.1-1build2","1.6.1-1build3"],"bundled":7}],"products":[{"vendor":"fort_validator_project","product":"fort_validator"},{"vendor":"nicmx","product":"fort_validator"}],"references":[{"url":"https://nicmx.github.io/FORT-validator/CVE.html","tags":["Vendor Advisory","web","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/02/msg00030.html","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-45238","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-5mgq-44p6-x2pr"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/45xxx/CVE-2024-45238.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2024-45238","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2024-45238","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-45238","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-7813-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2024-45234","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2024-45235","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2024-45236","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2024-45237","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2024-45239","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2024-48943","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2024-45238","description":"An issue was discovered in Fort before 1.6.3. A malicious RPKI repository that descends from a (trusted) Trust Anchor can serve (via rsync or RRDP) a resource certificate containing a bit string that doesn't properly decode into a Subject Public Key. OpenSSL does not report this problem during parsing, and when compiled with OpenSSL libcrypto versions below 3, Fort recklessly dereferences the pointer. Because Fort is an RPKI Relying Party, a crash can lead to Route Origin Validation unavailability, which can lead to compromised routing.","status":"published","published":"2024-08-24T00:00:00Z","modified":"2025-11-03T20:39:07.972Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:34:08.16279Z"}],"euvd":[{"id":"EUVD-2024-41379","description":"An issue was discovered in Fort before 1.6.3. A malicious RPKI repository that descends from a (trusted) Trust Anchor can serve (via rsync or RRDP) a resource certificate containing a bit string that doesn't properly decode into a Subject Public Key. OpenSSL does not report this problem during parsing, and when compiled with OpenSSL libcrypto versions below 3, Fort recklessly dereferences the pointer. Because Fort is an RPKI Relying Party, a crash can lead to Route Origin Validation unavailability, which can lead to compromised routing.","status":"published","published":"2024-08-24T00:00:00Z","modified":"2025-11-03T20:39:07Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T19:49:32.126029Z"}],"ghsa":[{"id":"GHSA-5mgq-44p6-x2pr","title":"An issue was discovered in Fort before 1.6.3. A malicious RPKI repository that descends from a ...","description":"An issue was discovered in Fort before 1.6.3. A malicious RPKI repository that descends from a (trusted) Trust Anchor can serve (via rsync or RRDP) a resource certificate containing a bit string that doesn't properly decode into a Subject Public Key. OpenSSL does not report this problem during parsing, and when compiled with OpenSSL libcrypto versions below 3, Fort recklessly dereferences the pointer. Because Fort is an RPKI Relying Party, a crash can lead to Route Origin Validation unavailability, which can lead to compromised routing.","status":"published","published":"2024-08-25T00:30:32Z","modified":"2025-11-03T21:32:17Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:04:20.412437Z"}],"nvd":[{"id":"CVE-2024-45238","description":"An issue was discovered in Fort before 1.6.3. A malicious RPKI repository that descends from a (trusted) Trust Anchor can serve (via rsync or RRDP) a resource certificate containing a bit string that doesn't properly decode into a Subject Public Key. OpenSSL does not report this problem during parsing, and when compiled with OpenSSL libcrypto versions below 3, Fort recklessly dereferences the pointer. Because Fort is an RPKI Relying Party, a crash can lead to Route Origin Validation unavailability, which can lead to compromised routing.","status":"published","published":"2024-08-24T23:15:04.303Z","modified":"2026-06-17T07:53:50.03Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:10:21.771404Z"}],"osv":[{"id":"CVE-2024-45238","description":"An issue was discovered in Fort before 1.6.3. A malicious RPKI repository that descends from a (trusted) Trust Anchor can serve (via rsync or RRDP) a resource certificate containing a bit string that doesn't properly decode into a Subject Public Key. OpenSSL does not report this problem during parsing, and when compiled with OpenSSL libcrypto versions below 3, Fort recklessly dereferences the pointer. Because Fort is an RPKI Relying Party, a crash can lead to Route Origin Validation unavailability, which can lead to compromised routing.","status":"published","published":"2024-08-24T00:00:00Z","modified":"2026-10-28T10:58:11.908083729Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:42.790566Z"},{"id":"DEBIAN-CVE-2024-45238","description":"An issue was discovered in Fort before 1.6.3. A malicious RPKI repository that descends from a (trusted) Trust Anchor can serve (via rsync or RRDP) a resource certificate containing a bit string that doesn't properly decode into a Subject Public Key. OpenSSL does not report this problem during parsing, and when compiled with OpenSSL libcrypto versions below 3, Fort recklessly dereferences the pointer. Because Fort is an RPKI Relying Party, a crash can lead to Route Origin Validation unavailability, which can lead to compromised routing.","status":"published","published":"2024-08-24T23:15:04.303Z","modified":"2026-11-02T12:02:49.101299981Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:43.473331Z"},{"id":"UBUNTU-CVE-2024-45238","description":"An issue was discovered in Fort before 1.6.3. A malicious RPKI repository that descends from a (trusted) Trust Anchor can serve (via rsync or RRDP) a resource certificate containing a bit string that doesn't properly decode into a Subject Public Key. OpenSSL does not report this problem during parsing, and when compiled with OpenSSL libcrypto versions below 3, Fort recklessly dereferences the pointer. Because Fort is an RPKI Relying Party, a crash can lead to Route Origin Validation unavailability, which can lead to compromised routing.","status":"published","published":"2024-08-24T23:15:00Z","modified":"2026-02-04T02:19:29.199242Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T16:55:02.636559Z"},{"id":"DLA-4066-1","title":"fort-validator - security update","status":"published","published":"2025-02-24T00:00:00Z","modified":"2026-03-09T01:23:39.032698Z","updated_at":"2026-11-02T15:46:12.7027Z"},{"id":"USN-7813-1","title":"fort-validator vulnerabilities","description":"Niklas Vogel and Haya Schulmann discovered that FORT Validator did not\nperform proper input validation when parsing certain RPKI repository data.\nA remote attacker could possibly use this issue to cause FORT Validator to\ncrash, resulting in a denial of service. (CVE-2024-45234, CVE-2024-45235,\nCVE-2024-45236, CVE-2024-45238, CVE-2024-45239)\n\nNiklas Vogel and Haya Schulmann discovered that FORT Validator did not\nperform proper input validation when parsing resource certificates. A\nremote attacker could possibly use this issue to cause a denial of service\nor execute arbitrary code. (CVE-2024-45237)\n\nKoen van Hove discovered that FORT Validator did not limit the duration of\ndata transfers when fetching RPKI repository data. A remote attacker could\npossibly use this issue to cause FORT Validator to consume excessive\nresources, resulting in a denial of service. (CVE-2024-48943)","status":"published","published":"2025-10-08T13:47:06Z","modified":"2026-04-27T18:22:14.298827Z","updated_at":"2026-11-02T16:58:21.91885Z"}]}}