Vulnerability-Lookup

GHSA-9RHF-Q362-77MX

Vulnerability from github – Published: 2023-08-09 18:30 – Updated: 2024-04-01 18:32

Summary

Consul JWT Auth in L7 Intentions Allow for Mismatched Service Identity and JWT Providers

Details

A vulnerability was identified in Consul such that using JWT authentication for service mesh incorrectly allows/denies access regardless of service identities. This vulnerability, CVE-2023-3518, affects Consul 1.16.0 and was fixed in 1.16.1.

Severity

7.4 (High)


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

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/hashicorp/consul"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.16.0"
            },
            {
              "fixed": "1.16.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.16.0"
      ]
    }
  ],
  "aliases": [
    "CVE-2023-3518"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-266",
      "CWE-285"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-04-01T18:32:42Z",
    "nvd_published_at": "2023-08-09T16:15:09Z",
    "severity": "HIGH"
  },
  "details": "A vulnerability was identified in Consul such that using JWT authentication for service mesh incorrectly allows/denies access regardless of service identities. This vulnerability, CVE-2023-3518, affects Consul 1.16.0 and was fixed in 1.16.1.",
  "id": "GHSA-9rhf-q362-77mx",
  "modified": "2024-04-01T18:32:42Z",
  "published": "2023-08-09T18:30:52Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-3518"
    },
    {
      "type": "WEB",
      "url": "https://discuss.hashicorp.com/t/hcsec-2023-25-consul-jwt-auth-in-l7-intentions-allow-for-mismatched-service-identity-and-jwt-providers/57004"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/hashicorp/consul"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Consul JWT Auth in L7 Intentions Allow for Mismatched Service Identity and JWT Providers"
}

CVE-2023-3518 (GCVE-0-2023-3518)

Vulnerability from cvelistv5 – Published: 2023-08-09 15:06 – Updated: 2024-10-08 14:56

Title

JWT Auth in L7 Intentions Allow For Mismatched Service Identity and JWT Providers for Access

Summary

HashiCorp Consul and Consul Enterprise 1.16.0 when using JWT Auth for service mesh incorrectly allows/denies access regardless of service identities. Fixed in 1.16.1.

Severity

7.4 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-10-08 14:42 UTC

CWE

CWE-266 - Incorrect Privilege Assignment

Assigner

HashiCorp mitre root

References

1 reference

URL	Tags
https://discuss.hashicorp.com/t/hcsec-2023-25-con…

Impacted products

2 products

Vendor	Product	Version
HashiCorp	Consul	Affected: 1.16.0
HashiCorp	Consul Enterprise	Affected: 1.16.0

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JSON

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          }
        ],
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        "metrics": [
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      "metrics": [
        {
          "cvssV3_1": {
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        }
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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.