CVE-2023-2531: Azuracast/azuracast Remote Code Execution Vulnerability

CRITICAL
Advisory Identifier: GHSA-4m7v-wr6v-2mw5
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CVSS 9.8
CWE-307
Published
Advisory Summary

CVE-2023-2531 is a CRITICAL (CVSS 9.8) remote code execution vulnerability (CWE-307: Improper Restriction of Excessive Authentication Attempts) affecting Azuracast/azuracast libraries in the Packagist ecosystem. The issue involves azuracast missing brute force prevention. Remediation is available by upgrading affected packages to version 0.18.3.

CVE-2023-2531 at a Glance

CVE Identifier CVE-2023-2531
GHSA Identifier GHSA-4m7v-wr6v-2mw5
Severity CRITICAL
CVSS v3.1 Base Score 9.8
CWE Classification CWE-307: Improper Restriction of Excessive Authentication Attempts
Affected Product Azuracast/azuracast
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 9.8

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:N/S:U/C:H/I:H/A:H).

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

How to Fix CVE-2023-2531

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

azuracast/azuracast fixed: 0.18.3 
Upgrade azuracast/azuracast to 0.18.3
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 azuracast/azuracast

How to Check if You Are Affected

To determine whether your application is affected by CVE-2023-2531, inspect your project dependencies for Azuracast/azuracast:

inspect dependencies for azuracast/azuracast

Analyze the terminal output to locate any version of Azuracast/azuracast in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 0.18.3), 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-307: Improper Restriction of Excessive Authentication Attempts, where the product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame. In Azuracast/azuracast, 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

The request rate limiting feature on the login page of AzuraCast before version 0.18.3 can be bypassed, which could allow an attacker to brute force login credentials.

CVE-2023-2531 Affected Azuracast/azuracast Versions

1 component(s)
Fixed Versions:
0.18.3
Product / Package Ecosystem Affected Versions Fixed Version
azuracast/azuracast
 Packagist
< 0.18.3
0.18.3

References

NVD — CVE-2023-2531 NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-2531
Security Fix Commit FIX COMMIT
https://github.com/azuracast/azuracast/commit/bdb23594ad3e0c47c8568ce028a7c244a406cf9d
Azuracast/azuracast Source Repository REPOSITORY
https://github.com/azuracast/azuracast
huntr.dev/bounties/20463eb2-0... WEB
https://huntr.dev/bounties/20463eb2-0f9d-4ea3-a2c8-93f80e7aca02

Frequently Asked Questions

What is CVE-2023-2531?
CVE-2023-2531 is a security vulnerability in Azuracast/azuracast involving AzuraCast missing brute force prevention under CWE-307: Improper Restriction of Excessive Authentication Attempts.
Which Azuracast/azuracast versions are affected?
Affected versions include releases prior to 0.18.3 across affected packages: azuracast/azuracast.
What version fixes CVE-2023-2531?
Upgrading to 0.18.3 (or the latest patched release for your respective branch) resolves the vulnerability.
Is azuracast/azuracast affected?
Yes, azuracast/azuracast is affected in releases prior to 0.18.3. Upgrade your dependency to 0.18.3 or later.
What is the CVSS score of CVE-2023-2531?
CVE-2023-2531 has a CVSS v3.1 base score of 9.8 (CRITICAL) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
What CWE is associated with CVE-2023-2531?
CVE-2023-2531 is classified under CWE-307: Improper Restriction of Excessive Authentication Attempts (The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame.).
How can I check Packagist dependencies for CVE-2023-2531?
Run the dependency tree command: 'inspect dependencies for azuracast/azuracast'. 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-4m7v-wr6v-2mw5",
  "modified" : "2023-05-11T21:00:20Z",
  "published" : "2023-05-05T03:30:22Z",
  "aliases" : [ "CVE-2023-2531" ],
  "summary" : "AzuraCast missing brute force prevention",
  "details" : "The request rate limiting feature on the login page of AzuraCast before version 0.18.3 can be bypassed, which could allow an attacker to brute force login credentials.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "azuracast/azuracast"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "0.18.3"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2023-2531"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/azuracast/azuracast/commit/bdb23594ad3e0c47c8568ce028a7c244a406cf9d"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/azuracast/azuracast"
  }, {
    "type" : "WEB",
    "url" : "https://huntr.dev/bounties/20463eb2-0f9d-4ea3-a2c8-93f80e7aca02"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-307" ],
    "severity" : "CRITICAL",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-05-05T22:33:46Z",
    "nvd_published_at" : "2023-05-05T01:15:08Z"
  }
}