CVE-2022-4644: Rdiffweb Rdiffweb Open Redirect Vulnerability Vulnerability

MODERATE
Advisory Identifier: GHSA-639f-hxcv-84mc
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CVSS 6.1
CWE-601
Published
Advisory Summary

CVE-2022-4644 is a MODERATE (CVSS 6.1) rdiffweb open redirect vulnerability vulnerability (CWE-601: URL Redirection to Untrusted Site ('Open Redirect')) affecting Rdiffweb libraries in the PyPI ecosystem. The issue involves rdiffweb open redirect vulnerability. Remediation is available by upgrading affected packages to version 2.5.4.

CVE-2022-4644 at a Glance

CVE Identifier CVE-2022-4644
GHSA Identifier GHSA-639f-hxcv-84mc
Severity MODERATE
CVSS v3.1 Base Score 6.1
CWE Classification CWE-601: URL Redirection to Untrusted Site ('Open Redirect')
Affected Product Rdiffweb
Package Ecosystem PyPI
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-2022-4644

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: 2.5.4 
pip install rdiffweb>=2.5.4
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-2022-4644, 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 2.5.4), 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-601: URL Redirection to Untrusted Site ('Open Redirect'), where the web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect. 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 version 2.5.4 has an Open Redirect vulnerability.

CVE-2022-4644 Affected Rdiffweb Versions

1 component(s)
Fixed Versions:
2.5.4
Product / Package Ecosystem Affected Versions Fixed Version
rdiffweb
pypi/rdiffweb
PyPI
< 2.5.4
2.5.4

References

NVD — CVE-2022-4644 NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-4644
Security Fix Commit FIX COMMIT
https://github.com/ikus060/rdiffweb/commit/5f861670ef8f38ca8eea52a98672d0e0fabb5368
Rdiffweb Source Repository REPOSITORY
https://github.com/ikus060/rdiffweb
Rdiffweb Source Repository REPOSITORY
https://github.com/pypa/advisory-database/tree/main/vulns/rdiffweb/PYSEC-2022-43003.yaml
huntr.dev/bounties/77e5f425-c... WEB
https://huntr.dev/bounties/77e5f425-c764-4cb0-936a-7a76bfcf19b0

Frequently Asked Questions

What is CVE-2022-4644?
CVE-2022-4644 is a security vulnerability in Rdiffweb involving rdiffweb Open Redirect vulnerability under CWE-601: URL Redirection to Untrusted Site ('Open Redirect').
Which Rdiffweb versions are affected?
Affected versions include releases prior to 2.5.4 across affected packages: rdiffweb.
What version fixes CVE-2022-4644?
Upgrading to 2.5.4 (or the latest patched release for your respective branch) resolves the vulnerability.
Is rdiffweb affected?
Yes, rdiffweb is affected in releases prior to 2.5.4. Upgrade your dependency to 2.5.4 or later.
What is the CVSS score of CVE-2022-4644?
CVE-2022-4644 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-2022-4644?
CVE-2022-4644 is classified under CWE-601: URL Redirection to Untrusted Site ('Open Redirect') (The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect.).
How can I check PyPI dependencies for CVE-2022-4644?
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-639f-hxcv-84mc",
  "modified" : "2024-10-25T21:43:08Z",
  "published" : "2022-12-22T03:30:19Z",
  "aliases" : [ "CVE-2022-4644" ],
  "summary" : "rdiffweb Open Redirect vulnerability",
  "details" : "rdiffweb prior to version 2.5.4 has an Open Redirect vulnerability.",
  "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" : "PyPI",
      "name" : "rdiffweb"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "2.5.4"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2022-4644"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/ikus060/rdiffweb/commit/5f861670ef8f38ca8eea52a98672d0e0fabb5368"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/ikus060/rdiffweb"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/pypa/advisory-database/tree/main/vulns/rdiffweb/PYSEC-2022-43003.yaml"
  }, {
    "type" : "WEB",
    "url" : "https://huntr.dev/bounties/77e5f425-c764-4cb0-936a-7a76bfcf19b0"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-601" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2022-12-22T20:02:09Z",
    "nvd_published_at" : "2022-12-22T01:15:00Z"
  }
}