{ "data_type": "CVE", "data_format": "MITRE", "data_version": "4.0", "CVE_data_meta": { "ID": "CVE-2021-4184", "ASSIGNER": "cve@gitlab.com", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Wireshark Foundation", "product": { "product_data": [ { "product_name": "Wireshark", "version": { "version_data": [ { "version_value": "=3.6.0" }, { "version_value": ">=3.4.0, <3.4.10" } ] } } ] } } ] } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Loop with unreachable exit condition ('infinite loop') in Wireshark" } ] } ] }, "references": { "reference_data": [ { "name": "https://www.wireshark.org/security/wnpa-sec-2021-18.html", "url": "https://www.wireshark.org/security/wnpa-sec-2021-18.html", "refsource": "MISC" }, { "name": "https://gitlab.com/wireshark/wireshark/-/issues/17754", "url": "https://gitlab.com/wireshark/wireshark/-/issues/17754", "refsource": "MISC" }, { "name": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4184.json", "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4184.json", "refsource": "CONFIRM" }, { "refsource": "FEDORA", "name": "FEDORA-2022-1daf93c51d", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R5AEK3XTOIOGCGUILUFISMGX54YJXWGJ/" }, { "refsource": "FEDORA", "name": "FEDORA-2022-30411cb3c4", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Q6XGBKWSQFCVYUN4ZK3O3NJIFP3OAFVT/" }, { "refsource": "MLIST", "name": "[debian-lts-announce] 20220331 [SECURITY] [DLA 2967-1] wireshark security update", "url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00041.html" }, { "url": "https://www.oracle.com/security-alerts/cpuapr2022.html", "refsource": "MISC", "name": "https://www.oracle.com/security-alerts/cpuapr2022.html" }, { "refsource": "GENTOO", "name": "GLSA-202210-04", "url": "https://security.gentoo.org/glsa/202210-04" } ] }, "description": { "description_data": [ { "lang": "eng", "value": "Infinite loop in the BitTorrent DHT dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file" } ] }, "impact": { "cvss": { "vectorString": "AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "version": "3.1", "baseScore": 7.5, "baseSeverity": "HIGH" } } }