{
  "cveId": "CVE-2021-22946",
  "url": "https://patchblox.com/security/cve/CVE-2021-22946",
  "summary": "CVE-2021-22946 is fixed in 7 products on 1 platform, first by curl 7.58.0-2ubuntu3.15, released September 14, 2021. It is not reported as exploited. Patch Radar priority: High.",
  "title": "curl: The curl packages provide the libcurl library and the curl utility for downloading files from servers using various p...",
  "description": "The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP.\n\nSecurity Fix(es):\n\n* curl: Requirement to use TLS not properly enforced for IMAP, POP3, and FTP protocols (CVE-2021-22946)\n\n* curl: Server responses received before STARTTLS processed after TLS handshake (CVE-2021-22947)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
  "published": "2021-09-14T17:00:00Z",
  "severity": "Moderate",
  "cvss": 7.5,
  "epss": 0.04539,
  "epssPercentile": 0.91626,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "curl",
      "release": "RHEL 8",
      "fixedVersion": "0:7.61.1-18.el8_4.2",
      "fix": "RHSA-2021:4059",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-4059",
      "released": "2021-11-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "curl",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "7.58.0-2ubuntu3.15",
      "fix": "curl 7.58.0-2ubuntu3.15",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-curl-7.58.0-2ubuntu3.15",
      "released": "2021-09-14T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "curl",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "7.68.0-1ubuntu2.7",
      "fix": "curl 7.68.0-1ubuntu2.7",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-curl-7.68.0-1ubuntu2.7",
      "released": "2021-09-14T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "curl",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "7.74.0-1.3ubuntu2",
      "fix": "curl 7.74.0-1.3ubuntu2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-curl-7.74.0-1.3ubuntu2",
      "released": "2021-09-14T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "curl",
      "release": "ol 8",
      "fixedVersion": "0:7.61.1-18.el8_4.2",
      "fix": "ELSA-2021-4059",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-4059",
      "released": "2021-11-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl",
      "release": "RHEL 8",
      "fixedVersion": "0:7.61.1-18.el8_4.2",
      "fix": "RHSA-2021:4059",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-4059",
      "released": "2021-11-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl",
      "release": "ol 8",
      "fixedVersion": "0:7.61.1-18.el8_4.2",
      "fix": "ELSA-2021-4059",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-4059",
      "released": "2021-11-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:7.61.1-18.el8_4.2",
      "fix": "RHSA-2021:4059",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-4059",
      "released": "2021-11-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl-devel",
      "release": "ol 8",
      "fixedVersion": "0:7.61.1-18.el8_4.2",
      "fix": "ELSA-2021-4059",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-4059",
      "released": "2021-11-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl-minimal",
      "release": "RHEL 8",
      "fixedVersion": "0:7.61.1-18.el8_4.2",
      "fix": "RHSA-2021:4059",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-4059",
      "released": "2021-11-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl-minimal",
      "release": "ol 8",
      "fixedVersion": "0:7.61.1-18.el8_4.2",
      "fix": "ELSA-2021-4059",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-4059",
      "released": "2021-11-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl3-gnutls",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "7.58.0-2ubuntu3.15",
      "fix": "libcurl3-gnutls 7.58.0-2ubuntu3.15",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libcurl3-gnutls-7.58.0-2ubuntu3.15",
      "released": "2021-09-14T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl3-gnutls",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "7.68.0-1ubuntu2.7",
      "fix": "libcurl3-gnutls 7.68.0-1ubuntu2.7",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libcurl3-gnutls-7.68.0-1ubuntu2.7",
      "released": "2021-09-14T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl3-gnutls",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "7.74.0-1.3ubuntu2",
      "fix": "libcurl3-gnutls 7.74.0-1.3ubuntu2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libcurl3-gnutls-7.74.0-1.3ubuntu2",
      "released": "2021-09-14T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl3-nss",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "7.58.0-2ubuntu3.15",
      "fix": "libcurl3-nss 7.58.0-2ubuntu3.15",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libcurl3-nss-7.58.0-2ubuntu3.15",
      "released": "2021-09-14T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl3-nss",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "7.68.0-1ubuntu2.7",
      "fix": "libcurl3-nss 7.68.0-1ubuntu2.7",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libcurl3-nss-7.68.0-1ubuntu2.7",
      "released": "2021-09-14T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl3-nss",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "7.74.0-1.3ubuntu2",
      "fix": "libcurl3-nss 7.74.0-1.3ubuntu2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libcurl3-nss-7.74.0-1.3ubuntu2",
      "released": "2021-09-14T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl4",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "7.58.0-2ubuntu3.15",
      "fix": "libcurl4 7.58.0-2ubuntu3.15",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libcurl4-7.58.0-2ubuntu3.15",
      "released": "2021-09-14T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl4",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "7.68.0-1ubuntu2.7",
      "fix": "libcurl4 7.68.0-1ubuntu2.7",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libcurl4-7.68.0-1ubuntu2.7",
      "released": "2021-09-14T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libcurl4",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "7.74.0-1.3ubuntu2",
      "fix": "libcurl4 7.74.0-1.3ubuntu2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libcurl4-7.74.0-1.3ubuntu2",
      "released": "2021-09-14T17:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}