{
  "threat_severity" : "Moderate",
  "public_date" : "2020-08-23T00:00:00Z",
  "bugzilla" : {
    "description" : "squid: Improper input validation could result in a DoS",
    "id" : "1871705",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1871705"
  },
  "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-20",
  "details" : [ "Squid before 4.13 and 5.x before 5.0.4 allows a trusted peer to perform Denial of Service by consuming all available CPU cycles during handling of a crafted Cache Digest response message. This only occurs when cache_peer is used with the cache digests feature. The problem exists because peerDigestHandleReply() livelocking in peer_digest.cc mishandles EOF.", "A flaw was found in squid. A denial of service attack is possible due to an improper input validation. The highest threat from this vulnerability is to system availability." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2020-09-30T00:00:00Z",
    "advisory" : "RHSA-2020:4082",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7",
    "package" : "squid-7:3.5.20-17.el7_9.4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2020-11-04T00:00:00Z",
    "advisory" : "RHSA-2020:4743",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8",
    "package" : "squid:4-8030020200828070549.30b713e6"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Out of support scope",
    "package_name" : "squid",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "squid",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "squid34",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2020-24606\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-24606\nhttps://github.com/squid-cache/squid/security/advisories/GHSA-vvj7-xjgq-g2jg" ],
  "name" : "CVE-2020-24606",
  "mitigation" : {
    "value" : "Add the no-digest option to all cache_peer lines in squid.conf",
    "lang" : "en:us"
  },
  "csaw" : false
}