[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-USN-4596-1":6},{"stargazers_count":4,"fetched_at":5},7,"2026-06-05T08:55:32.481Z",{"id":7,"descriptions":8,"cisa":9,"weaknesses":10,"exploits":11,"aliases":12,"duplicate_of":9,"upstream":13,"downstream":30,"duplicates":31,"related":32,"reserved_at":9,"published_at":37,"modified_at":38,"state":9,"summary":39,"references_raw":41,"kevs":65,"epss":9,"epss_history":66,"metrics":67,"affected":68},"USN-4596-1","tomcat9 vulnerabilities\n\nIt was discovered that Tomcat did not properly manage HTTP/2 streams. An \nattacker could possibly use this to cause Tomcat to consume resources, \nresulting in a denial of service. (CVE-2020-11996)\n\nIt was discovered that Tomcat did not properly release the HTTP/1.1 \nprocessor after the upgrade to HTTP/2. An attacker could possibly use this\nto generate an OutOfMemoryException, resulting in a denial of service. \n(CVE-2020-13934)\n\nIt was discovered that Tomcat did not properly validate the payload length\nin a WebSocket frame. An attacker could possibly use this to trigger an\ninfinite loop, resulting in a denial of service. (CVE-2020-13935)\n\nIt was discovered that Tomcat did not properly deserialize untrusted data.\nAn attacker could possibly use this issue to execute arbitrary code.\n(CVE-2020-9484)\n",null,[],[],[],[14,16,18,20,22,24,26,28],{"_key":15},"CVE-2020-11996",{"_key":17},"CVE-2020-13934",{"_key":19},"CVE-2020-13935",{"_key":21},"CVE-2020-9484",{"_key":23},"UBUNTU-CVE-2020-11996",{"_key":25},"UBUNTU-CVE-2020-13934",{"_key":27},"UBUNTU-CVE-2020-13935",{"_key":29},"UBUNTU-CVE-2020-9484",[],[],[33,34,35,36],{"_key":23},{"_key":25},{"_key":29},{"_key":27},"2020-10-21T13:55:35Z","2026-04-27T15:48:48.204382856Z",{"cisa_kev":40,"cisa_ransomware":40,"cisa_vendor":9,"epss_severity":9,"epss_score":9,"severity":9,"severity_score":9,"severity_version":9,"severity_source":9,"severity_vector":9,"severity_status":9},false,[42,48,53,57,61],{"url":43,"sources":44,"tags":46},"https://ubuntu.com/security/notices/USN-4596-1",[45],"osv_ubuntu",[47],"Advisory",{"url":49,"sources":50,"tags":51},"https://ubuntu.com/security/CVE-2020-9484",[45],[52],"REPORT",{"url":54,"sources":55,"tags":56},"https://ubuntu.com/security/CVE-2020-11996",[45],[52],{"url":58,"sources":59,"tags":60},"https://ubuntu.com/security/CVE-2020-13934",[45],[52],{"url":62,"sources":63,"tags":64},"https://ubuntu.com/security/CVE-2020-13935",[45],[52],[],[],[],[69],{"ecosystem":70,"name":71,"vendor":72,"product":71,"cpe_part":9,"purl_type":73,"purl_namespace":72,"purl_name":71,"source":9,"versions":74},"Ubuntu","tomcat9","ubuntu","deb",[75],{"version":76,"is_range":77,"range_type":78,"version_start":9,"version_start_type":9,"version_end":79,"version_end_type":80,"fixed_in":9},"lt9_0_31_1ubuntu0_1",true,"ecosystem","9.0.31-1ubuntu0.1","excluding"]