CVE-2024-10086: Github.com/hashicorp/consul Cross-Site Scripting Vulnerability

MODERATE
Advisory Identifier: GHSA-99wr-c2px-grmh
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CVSS 6.1
CWE-79
Published
Advisory Summary

CVE-2024-10086 is a MODERATE (CVSS 6.1) cross-site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Github.com/hashicorp/consul libraries in the Go ecosystem. The issue involves hashicorp consul cross-site scripting vulnerability. Remediation is available by upgrading affected packages to version 1.20.0.

CVE-2024-10086 at a Glance

CVE Identifier CVE-2024-10086
GHSA Identifier GHSA-99wr-c2px-grmh
Severity MODERATE
CVSS v3.1 Base Score 6.1
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Github.com/hashicorp/consul
Package Ecosystem Go
Published Date
Last Updated

Security Impact

CVSS: 6.1

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction Required (UI:R)
Scope Changed (S:C)
Confidentiality Low (C:L)
Integrity Low (I:L)
Availability None (A:N)

How to Fix CVE-2024-10086

To remediate this vulnerability, upgrade all affected Github.com/hashicorp/consul dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

github.com/hashicorp/consul fixed: 1.20.0 
Upgrade github.com/hashicorp/consul to 1.20.0
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for github.com/hashicorp/consul

How to Check if You Are Affected

To determine whether your application is affected by CVE-2024-10086, inspect your project dependencies for Github.com/hashicorp/consul:

inspect dependencies for github.com/hashicorp/consul

Analyze the terminal output to locate any version of Github.com/hashicorp/consul in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 1.20.0), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'), where the product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. In Github.com/hashicorp/consul, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

A vulnerability was identified in Consul and Consul Enterprise such that the server response did not explicitly set a Content-Type HTTP header, allowing user-provided inputs to be misinterpreted and lead to reflected XSS.

CVE-2024-10086 Affected Github.com/hashicorp/consul Versions

1 component(s)
Fixed Versions:
1.20.0
Product / Package Ecosystem Affected Versions Fixed Version
github.com/hashicorp/consul
golang/github.com/hashicorp/consul
Go
≥ 1.4.1
< 1.20.0
1.20.0

References

NVD — CVE-2024-10086 NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-10086
Security Fix Commit FIX COMMIT
https://github.com/hashicorp/consul/commit/07fae7bb0be8593cc98c38b1ef4a49ed9188932f
discuss.hashicorp.com/t/hcsec-2024-24-con... WEB
https://discuss.hashicorp.com/t/hcsec-2024-24-consul-vulnerable-to-reflected-xss-on-content-type-error-manipulation
GitHub Advisory / Wiki ADVISORY
https://github.com/advisories/GHSA-99wr-c2px-grmh
Github.com/hashicorp/consul Source Repository REPOSITORY
https://github.com/hashicorp/consul
Github.com/hashicorp/consul Security Information SECURITY
https://security.netapp.com/advisory/ntap-20250110-0006

Frequently Asked Questions

What is CVE-2024-10086?
CVE-2024-10086 is a security vulnerability in Github.com/hashicorp/consul involving Hashicorp Consul Cross-site Scripting vulnerability under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Github.com/hashicorp/consul versions are affected?
Affected versions include releases prior to 1.20.0 across affected packages: github.com/hashicorp/consul.
What version fixes CVE-2024-10086?
Upgrading to 1.20.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is github.com/hashicorp/consul affected?
Yes, github.com/hashicorp/consul is affected in releases prior to 1.20.0. Upgrade your dependency to 1.20.0 or later.
What is the CVSS score of CVE-2024-10086?
CVE-2024-10086 has a CVSS v3.1 base score of 6.1 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
What CWE is associated with CVE-2024-10086?
CVE-2024-10086 is classified under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.).
How can I check Go dependencies for CVE-2024-10086?
Run the dependency tree command: 'inspect dependencies for github.com/hashicorp/consul'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-99wr-c2px-grmh",
  "modified" : "2025-01-10T15:31:33Z",
  "published" : "2024-10-31T00:30:36Z",
  "aliases" : [ "CVE-2024-10086" ],
  "summary" : "Hashicorp Consul Cross-site Scripting vulnerability",
  "details" : "A vulnerability was identified in Consul and Consul Enterprise such that the server response did not explicitly set a Content-Type HTTP header, allowing user-provided inputs to be misinterpreted and lead to reflected XSS.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
  }, {
    "type" : "CVSS_V4",
    "score" : "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Go",
      "name" : "github.com/hashicorp/consul"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "1.4.1"
      }, {
        "fixed" : "1.20.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2024-10086"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/hashicorp/consul/commit/07fae7bb0be8593cc98c38b1ef4a49ed9188932f"
  }, {
    "type" : "WEB",
    "url" : "https://discuss.hashicorp.com/t/hcsec-2024-24-consul-vulnerable-to-reflected-xss-on-content-type-error-manipulation"
  }, {
    "type" : "ADVISORY",
    "url" : "https://github.com/advisories/GHSA-99wr-c2px-grmh"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/hashicorp/consul"
  }, {
    "type" : "WEB",
    "url" : "https://security.netapp.com/advisory/ntap-20250110-0006"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-10-31T14:54:59Z",
    "nvd_published_at" : "2024-10-30T22:15:03Z"
  }
}