GSD-2019-13126

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
An integer overflow in NATS Server before 2.0.2 allows a remote attacker to crash the server by sending a crafted request. If authentication is enabled, then the remote attacker must have first authenticated.
Aliases
Aliases
CVE-2019-13126
To clipboard 

{
  "GSD": {
    "alias": "CVE-2019-13126",
    "description": "An integer overflow in NATS Server before 2.0.2 allows a remote attacker to crash the server by sending a crafted request. If authentication is enabled, then the remote attacker must have first authenticated.",
    "id": "GSD-2019-13126"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2019-13126"
      ],
      "details": "An integer overflow in NATS Server before 2.0.2 allows a remote attacker to crash the server by sending a crafted request. If authentication is enabled, then the remote attacker must have first authenticated.",
      "id": "GSD-2019-13126",
      "modified": "2023-12-13T01:23:41.444642Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2019-13126",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
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        "reference_data": [
          {
            "name": "https://www.twistlock.com/labs-blog/finding-dos-vulnerability-nats-go-fuzz-cve-2019-13126/",
            "refsource": "MISC",
            "url": "https://www.twistlock.com/labs-blog/finding-dos-vulnerability-nats-go-fuzz-cve-2019-13126/"
          },
          {
            "name": "https://github.com/nats-io/nats-server/pull/1053",
            "refsource": "CONFIRM",
            "url": "https://github.com/nats-io/nats-server/pull/1053"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c2.0.2",
          "affected_versions": "All versions before 2.0.2",
          "cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-190",
            "CWE-937"
          ],
          "date": "2021-05-18",
          "description": "An integer overflow in NATS Server before 2.0.2 allows a remote attacker to crash the server by sending a crafted request. If authentication is enabled, then the remote attacker must have first authenticated.",
          "fixed_versions": [
            "2.0.2"
          ],
          "identifier": "CVE-2019-13126",
          "identifiers": [
            "GHSA-jp4j-47f9-2vc3",
            "CVE-2019-13126"
          ],
          "not_impacted": "All versions starting from 2.0.2",
          "package_slug": "go/github.com/nats-io/nats-server/v2/server",
          "pubdate": "2021-05-18",
          "solution": "Upgrade to version 2.0.2 or above.",
          "title": "Integer Overflow or Wraparound",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2019-13126",
            "https://github.com/nats-io/nats-server/pull/1053",
            "https://github.com/nats-io/nats-server/pull/1441",
            "https://github.com/nats-io/nats-server/commit/07ef71ff98f45f8c2711be4aeaf484610d891dda",
            "https://github.com/nats-io/nats-server/commits/master",
            "https://www.twistlock.com/labs-blog/finding-dos-vulnerability-nats-go-fuzz-cve-2019-13126/",
            "https://github.com/advisories/GHSA-jp4j-47f9-2vc3"
          ],
          "uuid": "18ea876a-b934-4836-a5db-4e46872be092"
        }
      ]
    },
    "nvd.nist.gov": {
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        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:nats:nats_server:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "2.0.2",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
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          "ID": "CVE-2019-13126"
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        "description": {
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              "value": "An integer overflow in NATS Server before 2.0.2 allows a remote attacker to crash the server by sending a crafted request. If authentication is enabled, then the remote attacker must have first authenticated."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-190"
                }
              ]
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          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.twistlock.com/labs-blog/finding-dos-vulnerability-nats-go-fuzz-cve-2019-13126/",
              "refsource": "MISC",
              "tags": [
                "Broken Link"
              ],
              "url": "https://www.twistlock.com/labs-blog/finding-dos-vulnerability-nats-go-fuzz-cve-2019-13126/"
            },
            {
              "name": "https://github.com/nats-io/nats-server/pull/1053",
              "refsource": "CONFIRM",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/nats-io/nats-server/pull/1053"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-03-03T19:13Z",
      "publishedDate": "2019-07-29T17:15Z"
    }
  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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