CVE-2022-3376: Rdiffweb Rdiffweb Allows A New Password Vulnerability

MODERATE
Advisory Identifier: GHSA-7wr6-fj4x-893v
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CVSS 5.3
CWE-521
Published
Advisory Summary

CVE-2022-3376 is a MODERATE (CVSS 5.3) rdiffweb allows a new password vulnerability (CWE-521: Weak Password Requirements) affecting Rdiffweb libraries in the PyPI ecosystem. The issue involves rdiffweb allows a new password to be the same as the previous password. Remediation is available by upgrading affected packages to version 2.5.0.

CVE-2022-3376 at a Glance

CVE Identifier CVE-2022-3376
GHSA Identifier GHSA-7wr6-fj4x-893v
Severity MODERATE
CVSS v3.1 Base Score 5.3
CWE Classification CWE-521: Weak Password Requirements
Affected Product Rdiffweb
Package Ecosystem PyPI
Published Date
Last Updated

Security Impact

CVSS: 5.3

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:N/I:L/A:N).

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 None (C:N)
Integrity Low (I:L)
Availability None (A:N)

How to Fix CVE-2022-3376

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

rdiffweb fixed: 2.5.0 
pip install rdiffweb>=2.5.0
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 rdiffweb

How to Check if You Are Affected

To determine whether your Python environment is affected by CVE-2022-3376, inspect your installed packages using pip:

pip show rdiffweb

Analyze the terminal output to locate any version of Rdiffweb in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 2.5.0), your application is affected.

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

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-521: Weak Password Requirements, where the product does not require that users should have strong passwords. In Rdiffweb, 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

rdiffweb prior to 2.5.0a4 allows users to set their new password to be the same as the old password during a password reset. Version 2.5.0a4 enforces a password policy in which a new password cannot be the same as the old one.

CVE-2022-3376 Affected Rdiffweb Versions

1 component(s)
Fixed Versions:
2.5.0
Product / Package Ecosystem Affected Versions Fixed Version
rdiffweb
pypi/rdiffweb
PyPI
< 2.5.0
2.5.0

References

NVD — CVE-2022-3376 NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-3376
Security Fix Commit FIX COMMIT
https://github.com/ikus060/rdiffweb/commit/2ffc2af65c8f8113b06e0b89929c604bcdf844b9
Rdiffweb Source Repository REPOSITORY
https://github.com/ikus060/rdiffweb
Rdiffweb Source Repository REPOSITORY
https://github.com/pypa/advisory-database/tree/main/vulns/rdiffweb/PYSEC-2022-43157.yaml
huntr.dev/bounties/a9021e93-6... WEB
https://huntr.dev/bounties/a9021e93-6d18-4ac1-98ce-550c4697a4ed

Frequently Asked Questions

What is CVE-2022-3376?
CVE-2022-3376 is a security vulnerability in Rdiffweb involving rdiffweb allows a new password to be the same as the previous password under CWE-521: Weak Password Requirements.
Which Rdiffweb versions are affected?
Affected versions include releases prior to 2.5.0 across affected packages: rdiffweb.
What version fixes CVE-2022-3376?
Upgrading to 2.5.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is rdiffweb affected?
Yes, rdiffweb is affected in releases prior to 2.5.0. Upgrade your dependency to 2.5.0 or later.
What is the CVSS score of CVE-2022-3376?
CVE-2022-3376 has a CVSS v3.1 base score of 5.3 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
What CWE is associated with CVE-2022-3376?
CVE-2022-3376 is classified under CWE-521: Weak Password Requirements (The product does not require that users should have strong passwords.).
How can I check PyPI dependencies for CVE-2022-3376?
Run the dependency tree command: 'pip show rdiffweb'. 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-7wr6-fj4x-893v",
  "modified" : "2024-11-22T20:17:33Z",
  "published" : "2022-10-06T18:52:04Z",
  "aliases" : [ "CVE-2022-3376" ],
  "summary" : "rdiffweb allows a new password to be the same as the previous password",
  "details" : "rdiffweb prior to 2.5.0a4 allows users to set their new password to be the same as the old password during a password reset. Version 2.5.0a4 enforces a password policy in which a new password cannot be the same as the old one.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "PyPI",
      "name" : "rdiffweb"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "2.5.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2022-3376"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/ikus060/rdiffweb/commit/2ffc2af65c8f8113b06e0b89929c604bcdf844b9"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/ikus060/rdiffweb"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/pypa/advisory-database/tree/main/vulns/rdiffweb/PYSEC-2022-43157.yaml"
  }, {
    "type" : "WEB",
    "url" : "https://huntr.dev/bounties/a9021e93-6d18-4ac1-98ce-550c4697a4ed"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-521" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2022-10-06T20:10:38Z",
    "nvd_published_at" : "2022-10-06T18:16:00Z"
  }
}