CVE-2023-25392: Bigflow Allegro Tech BigFlow Vulnerable To Vulnerability

MODERATE
Advisory Identifier: GHSA-w6q2-48ch-fj26
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CVSS 5.9
CWE-295
Published
Advisory Summary

CVE-2023-25392 is a MODERATE (CVSS 5.9) allegro tech bigflow vulnerable to vulnerability (CWE-295: Improper Certificate Validation) affecting Bigflow libraries in the PyPI ecosystem. The issue involves allegro tech bigflow vulnerable to missing ssl certificate validation. Remediation is available by upgrading affected packages to version 1.6.0.

CVE-2023-25392 at a Glance

CVE Identifier CVE-2023-25392
GHSA Identifier GHSA-w6q2-48ch-fj26
Severity MODERATE
CVSS v3.1 Base Score 5.9
CWE Classification CWE-295: Improper Certificate Validation
Affected Product Bigflow
Package Ecosystem PyPI
Published Date
Last Updated

Security Impact

CVSS: 5.9

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

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

How to Fix CVE-2023-25392

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

bigflow fixed: 1.6.0 
pip install bigflow>=1.6.0
Verify Direct and Transitive Dependencies

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

pip show bigflow

How to Check if You Are Affected

To determine whether your Python environment is affected by CVE-2023-25392, inspect your installed packages using pip:

pip show bigflow

Analyze the terminal output to locate any version of Bigflow in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 1.6.0), your application is affected.

Note: The pip show bigflow command checks currently installed packages in your active Python environment.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-295: Improper Certificate Validation, where the product does not validate, or incorrectly validates, a certificate. In Bigflow, 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

Allegro Tech BigFlow prior to 1.6.0 is vulnerable to Missing SSL Certificate Validation.

CVE-2023-25392 Affected Bigflow Versions

1 component(s)
Fixed Versions:
1.6.0
Product / Package Ecosystem Affected Versions Fixed Version
bigflow
pypi/bigflow
PyPI
< 1.6.0
1.6.0

References

NVD — CVE-2023-25392 NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-25392
Bigflow Source Repository REPOSITORY
https://github.com/allegro/bigflow/pull/357
Security Fix Commit FIX COMMIT
https://github.com/allegro/bigflow/commit/4ce197ff99bd38693dea59ab5e9b781fbcef4276
Security Fix Commit FIX COMMIT
https://github.com/allegro/bigflow/commit/7e956661f76907594e8c82e8fb0af76dbea2a0fc
Bigflow Source Repository REPOSITORY
https://github.com/allegro/bigflow
Bigflow Security Information SECURITY
https://lutrasecurity.com/en/articles/cve-2023-25392

Frequently Asked Questions

What is CVE-2023-25392?
CVE-2023-25392 is a security vulnerability in Bigflow involving Allegro Tech BigFlow vulnerable to Missing SSL Certificate Validation under CWE-295: Improper Certificate Validation.
Which Bigflow versions are affected?
Affected versions include releases prior to 1.6.0 across affected packages: bigflow.
What version fixes CVE-2023-25392?
Upgrading to 1.6.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is bigflow affected?
Yes, bigflow is affected in releases prior to 1.6.0. Upgrade your dependency to 1.6.0 or later.
What is the CVSS score of CVE-2023-25392?
CVE-2023-25392 has a CVSS v3.1 base score of 5.9 (MODERATE) with vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.
What CWE is associated with CVE-2023-25392?
CVE-2023-25392 is classified under CWE-295: Improper Certificate Validation (The product does not validate, or incorrectly validates, a certificate.).
How can I check PyPI dependencies for CVE-2023-25392?
Run the dependency tree command: 'pip show bigflow'. 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-w6q2-48ch-fj26",
  "modified" : "2025-02-11T18:49:52Z",
  "published" : "2023-04-10T15:30:26Z",
  "aliases" : [ "CVE-2023-25392" ],
  "summary" : "Allegro Tech BigFlow vulnerable to Missing SSL Certificate Validation",
  "details" : "Allegro Tech BigFlow prior to 1.6.0 is vulnerable to Missing SSL Certificate Validation.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "PyPI",
      "name" : "bigflow"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "1.6.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2023-25392"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/allegro/bigflow/pull/357"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/allegro/bigflow/commit/4ce197ff99bd38693dea59ab5e9b781fbcef4276"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/allegro/bigflow/commit/7e956661f76907594e8c82e8fb0af76dbea2a0fc"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/allegro/bigflow"
  }, {
    "type" : "WEB",
    "url" : "https://lutrasecurity.com/en/articles/cve-2023-25392"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-295" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-04-10T21:04:11Z",
    "nvd_published_at" : "2023-04-10T14:15:00Z"
  }
}