{
  "fix": "RHSA-2023:5713",
  "url": "https://patchblox.com/security/fix/linux/rhsa-2023-5713",
  "summary": "RHSA-2023:5713, released October 16, 2023, fixes 1 CVE across 9 products. One of them is being exploited (CVE-2023-44487); 1 on CISA KEV. Patch Radar priority: Patch now.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 9 packages",
  "released": "2023-10-16T00:00:00Z",
  "priority": "Patch now",
  "priorityTier": 1,
  "priorityReason": "Closes CVE-2023-44487, exploited (CISA KEV)",
  "supported": true,
  "cveCount": 1,
  "exploitedCveCount": 1,
  "kevCveCount": 1,
  "ransomwareCveCount": 0,
  "maxEpss": 0.99999,
  "maxCvss": 7.5,
  "vendorAdvisory": "https://access.redhat.com/errata/RHSA-2023:5713",
  "appliesTo": [
    {
      "product": "nginx",
      "productUrl": "https://patchblox.com/security/product/linux/nginx",
      "release": "RHEL 8",
      "fixedVersion": "1:1.22.1-1.module\u002Bel8.8.0\u002B20355\u002B6d9c8a63.1",
      "supported": true
    },
    {
      "product": "nginx-all-modules",
      "productUrl": "https://patchblox.com/security/product/linux/nginx-all-modules",
      "release": "RHEL 8",
      "fixedVersion": "1:1.22.1-1.module\u002Bel8.8.0\u002B20355\u002B6d9c8a63.1",
      "supported": true
    },
    {
      "product": "nginx-filesystem",
      "productUrl": "https://patchblox.com/security/product/linux/nginx-filesystem",
      "release": "RHEL 8",
      "fixedVersion": "1:1.22.1-1.module\u002Bel8.8.0\u002B20355\u002B6d9c8a63.1",
      "supported": true
    },
    {
      "product": "nginx-mod-devel",
      "productUrl": "https://patchblox.com/security/product/linux/nginx-mod-devel",
      "release": "RHEL 8",
      "fixedVersion": "1:1.22.1-1.module\u002Bel8.8.0\u002B20355\u002B6d9c8a63.1",
      "supported": true
    },
    {
      "product": "nginx-mod-http-image-filter",
      "productUrl": "https://patchblox.com/security/product/linux/nginx-mod-http-image-filter",
      "release": "RHEL 8",
      "fixedVersion": "1:1.22.1-1.module\u002Bel8.8.0\u002B20355\u002B6d9c8a63.1",
      "supported": true
    },
    {
      "product": "nginx-mod-http-perl",
      "productUrl": "https://patchblox.com/security/product/linux/nginx-mod-http-perl",
      "release": "RHEL 8",
      "fixedVersion": "1:1.22.1-1.module\u002Bel8.8.0\u002B20355\u002B6d9c8a63.1",
      "supported": true
    },
    {
      "product": "nginx-mod-http-xslt-filter",
      "productUrl": "https://patchblox.com/security/product/linux/nginx-mod-http-xslt-filter",
      "release": "RHEL 8",
      "fixedVersion": "1:1.22.1-1.module\u002Bel8.8.0\u002B20355\u002B6d9c8a63.1",
      "supported": true
    },
    {
      "product": "nginx-mod-mail",
      "productUrl": "https://patchblox.com/security/product/linux/nginx-mod-mail",
      "release": "RHEL 8",
      "fixedVersion": "1:1.22.1-1.module\u002Bel8.8.0\u002B20355\u002B6d9c8a63.1",
      "supported": true
    },
    {
      "product": "nginx-mod-stream",
      "productUrl": "https://patchblox.com/security/product/linux/nginx-mod-stream",
      "release": "RHEL 8",
      "fixedVersion": "1:1.22.1-1.module\u002Bel8.8.0\u002B20355\u002B6d9c8a63.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2023-44487",
      "url": "https://patchblox.com/security/cve/CVE-2023-44487",
      "title": "MITRE: CVE-2023-44487 HTTP/2 Rapid Reset Attack",
      "priority": "Patch now",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.99999,
      "kev": true,
      "ransomware": false,
      "exploited": true,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}