CVE-2023-1297 Consul Cluster Peering can Result in Denial of Service

2023-06-0222:48:28

CWE-826

HashiCorp

www.cve.org

cve-2023-1297

denial of service

consul

4.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

7.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.9%

JSON

Consul and Consul Enterprise’s cluster peering implementation contained a flaw whereby a peer cluster with service of the same name as a local service could corrupt Consul state, resulting in denial of service. This vulnerability was resolved in Consul 1.14.5, and 1.15.3

CNA Affected

[
  {
    "vendor": "HashiCorp",
    "product": "Consul",
    "platforms": [
      "64 bit",
      "32 bit",
      "x86",
      "ARM",
      "MacOS",
      "Windows",
      "Linux"
    ],
    "repo": "https://github.com/hashicorp/consul",
    "versions": [
      {
        "status": "affected",
        "version": "1.14.0",
        "lessThanOrEqual": "1.14.5",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "1.15.0",
        "lessThanOrEqual": "1.15.3",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "HashiCorp",
    "product": "Consul Enterprise",
    "platforms": [
      "64 bit",
      "32 bit",
      "x86",
      "ARM",
      "MacOS",
      "Windows",
      "Linux"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "1.14.0",
        "lessThanOrEqual": "1.14.5",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "1.15.0",
        "lessThanOrEqual": "1.15.3",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]