{
  "threat_severity" : "Important",
  "public_date" : "2020-04-24T00:00:00Z",
  "bugzilla" : {
    "description" : "squid: improper access restriction upon Digest Authentication nonce replay could lead to remote code execution",
    "id" : "1827563",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1827563"
  },
  "cvss3" : {
    "cvss3_base_score" : "8.1",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-284",
  "details" : [ "An issue was discovered in Squid before 5.0.2. A remote attacker can replay a sniffed Digest Authentication nonce to gain access to resources that are otherwise forbidden. This occurs because the attacker can overflow the nonce reference counter (a short integer). Remote code execution may occur if the pooled token credentials are freed (instead of replayed as valid credentials).", "A flaw was found in Squid, where a remote attacker can replay a sniffed Digest Authentication nonce to gain access to resources that are otherwise forbidden. This issue occurs because the attacker can overflow the nonce reference counter, which results in remote code execution if the pooled token credentials are freed." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2020-05-06T00:00:00Z",
    "advisory" : "RHSA-2020:2040",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7",
    "package" : "squid-7:3.5.20-15.el7_8.1"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2020-05-06T00:00:00Z",
    "advisory" : "RHSA-2020:2041",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8",
    "package" : "squid:4-8020020200430095908.4cda2c84"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions",
    "release_date" : "2020-05-06T00:00:00Z",
    "advisory" : "RHSA-2020:2038",
    "cpe" : "cpe:/a:redhat:rhel_e4s:8.0",
    "package" : "squid:4-8000020200428154754.f8e95b4e"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.1 Extended Update Support",
    "release_date" : "2020-05-06T00:00:00Z",
    "advisory" : "RHSA-2020:2039",
    "cpe" : "cpe:/a:redhat:rhel_eus:8.1",
    "package" : "squid:4-8010020200429095057.c27ad7f8"
  } ],
  "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" : "Will not fix",
    "package_name" : "squid",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Will not fix",
    "package_name" : "squid34",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2020-11945\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-11945\nhttp://www.squid-cache.org/Advisories/SQUID-2020_4.txt" ],
  "name" : "CVE-2020-11945",
  "csaw" : false
}