gsd-2020-11100
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
In hpack_dht_insert in hpack-tbl.c in the HPACK decoder in HAProxy 1.8 through 2.x before 2.1.4, a remote attacker can write arbitrary bytes around a certain location on the heap via a crafted HTTP/2 request, possibly causing remote code execution.
Aliases
Aliases
CVE-2020-11100


To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-11100",
    "description": "In hpack_dht_insert in hpack-tbl.c in the HPACK decoder in HAProxy 1.8 through 2.x before 2.1.4, a remote attacker can write arbitrary bytes around a certain location on the heap via a crafted HTTP/2 request, possibly causing remote code execution.",
    "id": "GSD-2020-11100",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-11100.html",
      "https://www.debian.org/security/2020/dsa-4649",
      "https://access.redhat.com/errata/RHSA-2020:1936",
      "https://access.redhat.com/errata/RHSA-2020:1290",
      "https://access.redhat.com/errata/RHSA-2020:1289",
      "https://access.redhat.com/errata/RHSA-2020:1288",
      "https://access.redhat.com/errata/RHSA-2020:1287",
      "https://ubuntu.com/security/CVE-2020-11100",
      "https://security.archlinux.org/CVE-2020-11100",
      "https://linux.oracle.com/cve/CVE-2020-11100.html",
      "https://packetstormsecurity.com/files/cve/CVE-2020-11100"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-11100"
      ],
      "details": "In hpack_dht_insert in hpack-tbl.c in the HPACK decoder in HAProxy 1.8 through 2.x before 2.1.4, a remote attacker can write arbitrary bytes around a certain location on the heap via a crafted HTTP/2 request, possibly causing remote code execution.",
      "id": "GSD-2020-11100",
      "modified": "2023-12-13T01:22:05.438337Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "STATE": "PUBLIC"
      },
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                "product_data": [
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                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
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                    }
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              "vendor_name": "n/a"
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    },
    "nvd.nist.gov": {
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 6.5,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2022-10-06T20:51Z",
      "publishedDate": "2020-04-02T15:15Z"
    }
  }
}


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