{"id":"CVE-2021-22235","details":"Crash in DNP dissector in Wireshark 3.4.0 to 3.4.6 and 3.2.0 to 3.2.14 allows denial of service via packet injection or crafted capture file","modified":"2026-05-28T04:04:12.765463877Z","published":"2021-07-20T12:15:07.707Z","related":["SUSE-SU-2021:3017-1","openSUSE-SU-2021:1276-1","openSUSE-SU-2021:3017-1","openSUSE-SU-2024:11513-1"],"database_specific":{"unresolved_ranges":[{"extracted_events":[{"last_affected":"9.0"},{"last_affected":"10.0"},{"last_affected":"11.0"}],"vendor_product":"debian:debian_linux","cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"source":"CPE_STRING"}]},"references":[{"type":"ADVISORY","url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22235.json"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/12/msg00015.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202210-04"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-5019"},{"type":"ADVISORY","url":"https://www.wireshark.org/security/wnpa-sec-2021-05.html"},{"type":"EVIDENCE","url":"https://gitlab.com/wireshark/wireshark/-/issues/17462"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wireshark/wireshark","events":[{"introduced":"e0ed4cfa3d72110257da54c26ad3a28d282ef454"},{"fixed":"65f0a0c97b6c0666e14c8877341c6e16e2b171b3"},{"introduced":"9733f173ea5e6255e8da208ef183210aa264d948"},{"fixed":"e42cbf6a415fcf970b2a936ddcbce15486fbe5d2"}],"database_specific":{"extracted_events":[{"introduced":"3.2.0"},{"fixed":"3.2.15"},{"introduced":"3.4.0"},{"fixed":"3.4.7"}],"cpe":"cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*","source":"CPE_RANGE"}}],"versions":["v3.2.15rc0","v3.4.7rc0","wireshark-3.2.14","v3.2.14","wireshark-3.4.6","v3.4.6","v3.2.14rc0","v3.4.6rc0","wireshark-3.2.13","v3.2.13","wireshark-3.4.5","v3.4.5","v3.2.13rc0","v3.4.5rc0","wireshark-3.2.12","v3.2.12","wireshark-3.4.4","v3.4.4","v3.2.12rc0","v3.4.4rc0","wireshark-3.2.11","v3.2.11","wireshark-3.4.3","v3.4.3","v3.2.11rc0","v3.4.3rc0","wireshark-3.4.2","v3.4.2","wireshark-3.2.10","v3.2.10","v3.4.2rc0","wireshark-3.4.1","v3.4.1","v3.2.10rc0","wireshark-3.2.9","v3.2.9","v3.2.9rc0","v3.4.1rc0","wireshark-3.2.8","v3.2.8","wireshark-3.4.0","v3.4.0","v3.2.8rc0","wireshark-3.2.7","v3.2.7","v3.2.7rc0","wireshark-3.2.6","v3.2.6","v3.2.6rc0","wireshark-3.2.5","v3.2.5","v3.2.5rc0","wireshark-3.2.4","v3.2.4","v3.2.4rc0","wireshark-3.2.3","v3.2.3","v3.2.3rc0","wireshark-3.2.2","v3.2.2","v3.2.2rc0","wireshark-3.2.1","v3.2.1","v3.2.1rc0","wireshark-3.2.0","v3.2.0"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-22235.json"}},{"ranges":[{"type":"GIT","repo":"https://gitlab.com/wireshark/wireshark","events":[{"introduced":"e0ed4cfa3d72110257da54c26ad3a28d282ef454"},{"fixed":"65f0a0c97b6c0666e14c8877341c6e16e2b171b3"},{"introduced":"9733f173ea5e6255e8da208ef183210aa264d948"},{"fixed":"e42cbf6a415fcf970b2a936ddcbce15486fbe5d2"}],"database_specific":{"extracted_events":[{"introduced":"3.2.0"},{"fixed":"3.2.15"},{"introduced":"3.4.0"},{"fixed":"3.4.7"}],"cpe":"cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*","source":"CPE_RANGE"}}],"versions":["v3.2.15rc0","v3.4.7rc0","wireshark-3.2.14","v3.2.14","wireshark-3.4.6","v3.4.6","v3.2.14rc0","v3.4.6rc0","wireshark-3.2.13","v3.2.13","wireshark-3.4.5","v3.4.5","v3.2.13rc0","v3.4.5rc0","wireshark-3.2.12","v3.2.12","wireshark-3.4.4","v3.4.4","v3.2.12rc0","v3.4.4rc0","wireshark-3.2.11","v3.2.11","wireshark-3.4.3","v3.4.3","v3.2.11rc0","v3.4.3rc0","wireshark-3.4.2","v3.4.2","wireshark-3.2.10","v3.2.10","v3.4.2rc0","wireshark-3.4.1","v3.4.1","v3.2.10rc0","wireshark-3.2.9","v3.2.9","v3.2.9rc0","v3.4.1rc0","wireshark-3.2.8","v3.2.8","wireshark-3.4.0","v3.4.0","v3.2.8rc0","wireshark-3.2.7","v3.2.7","v3.2.7rc0","wireshark-3.2.6","v3.2.6","v3.2.6rc0","wireshark-3.2.5","v3.2.5","v3.2.5rc0","wireshark-3.2.4","v3.2.4","v3.2.4rc0","wireshark-3.2.3","v3.2.3","v3.2.3rc0","wireshark-3.2.2","v3.2.2","v3.2.2rc0","wireshark-3.2.1","v3.2.1","v3.2.1rc0","wireshark-3.2.0","v3.2.0"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-22235.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}