{
  "threat_severity" : "Moderate",
  "public_date" : "2022-07-20T00:00:00Z",
  "bugzilla" : {
    "description" : "libtirpc: DoS vulnerability with lots of connections",
    "id" : "2109352",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2109352"
  },
  "cvss3" : {
    "cvss3_base_score" : "7.5",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-400",
  "details" : [ "In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses libtirpc because idle TCP connections are mishandled. This can, in turn, lead to an svc_run infinite loop without accepting new connections.", "A denial of service (DoS) vulnerability was found in libtirpc. This flaw allows a remote attacker to exhaust the file descriptors of a process that uses libtirpc due to mishandling idle TCP connections. This issue leads to a svc_run infinite loop without accepting new connections." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2022-05-10T00:00:00Z",
    "advisory" : "RHBA-2022:2065",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8",
    "package" : "libtirpc-0:1.1.4-6.el8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2022-11-15T00:00:00Z",
    "advisory" : "RHSA-2022:8400",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9",
    "package" : "libtirpc-0:1.3.3-0.el9"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "libtirpc",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "libtirpc",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2021-46828\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-46828" ],
  "name" : "CVE-2021-46828",
  "csaw" : false
}