CVE-2022-3175: Rdiffweb Rdiffweb Missing Custom Error Page Vulnerability

MODERATE
Advisory Identifier: GHSA-ch4c-278q-5654
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CVSS 5.3
CWE-755 CWE-756
Published
Advisory Summary

CVE-2022-3175 is a MODERATE (CVSS 5.3) rdiffweb missing custom error page vulnerability (CWE-755: Improper Handling of Exceptional Conditions) affecting Rdiffweb libraries in the PyPI ecosystem. The issue involves rdiffweb missing custom error page. Remediation is available by upgrading affected packages to version 2.4.2.

CVE-2022-3175 at a Glance

CVE Identifier CVE-2022-3175
GHSA Identifier GHSA-ch4c-278q-5654
Severity MODERATE
CVSS v3.1 Base Score 5.3
CWE Classification CWE-755: Improper Handling of Exceptional Conditions
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:L/I:N/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 Low (C:L)
Integrity None (I:N)
Availability None (A:N)

How to Fix CVE-2022-3175

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: 2.4.2 
pip install rdiffweb>=2.4.2
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-2022-3175, 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 2.4.2), 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-755: Improper Handling of Exceptional Conditions, where the product does not handle or incorrectly handles an exceptional condition. 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 version 2.4.1 is set to a default and leaks error information. Version 2.4.2 fixes this issue.

CVE-2022-3175 Affected Rdiffweb Versions

1 component(s)
Fixed Versions:
2.4.2
Product / Package Ecosystem Affected Versions Fixed Version
rdiffweb
pypi/rdiffweb
PyPI
≥ 2.4.1
< 2.4.2
All 1 versions
2.4.1
2.4.2

References

NVD — CVE-2022-3175 NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-3175
Security Fix Commit FIX COMMIT
https://github.com/ikus060/rdiffweb/commit/233befc33bdc45d4838c773d5aed4408720504c5
GitHub Advisory / Wiki ADVISORY
https://github.com/advisories/GHSA-ch4c-278q-5654
Rdiffweb Source Repository REPOSITORY
https://github.com/ikus060/rdiffweb
Rdiffweb Source Repository REPOSITORY
https://github.com/ikus060/rdiffweb/blob/4d1232cd0586eb79d1a921969f8f7a198a00d92b/README.md?plain=1#L149
Rdiffweb Source Repository REPOSITORY
https://github.com/pypa/advisory-database/tree/main/vulns/rdiffweb/PYSEC-2022-273.yaml
huntr.dev/bounties/c40badc3-c... WEB
https://huntr.dev/bounties/c40badc3-c9e7-4b69-9e2e-2b9f05865159

Frequently Asked Questions

What is CVE-2022-3175?
CVE-2022-3175 is a security vulnerability in Rdiffweb involving rdiffweb Missing Custom Error Page under CWE-755: Improper Handling of Exceptional Conditions.
Which Rdiffweb versions are affected?
Affected versions include releases prior to 2.4.2 across affected packages: rdiffweb.
What version fixes CVE-2022-3175?
Upgrading to 2.4.2 (or the latest patched release for your respective branch) resolves the vulnerability.
Is rdiffweb affected?
Yes, rdiffweb is affected in releases prior to 2.4.2. Upgrade your dependency to 2.4.2 or later.
What is the CVSS score of CVE-2022-3175?
CVE-2022-3175 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:L/I:N/A:N.
What CWE is associated with CVE-2022-3175?
CVE-2022-3175 is classified under CWE-755: Improper Handling of Exceptional Conditions (The product does not handle or incorrectly handles an exceptional condition.).
How can I check PyPI dependencies for CVE-2022-3175?
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-ch4c-278q-5654",
  "modified" : "2024-10-25T21:32:58Z",
  "published" : "2022-09-14T00:00:51Z",
  "aliases" : [ "CVE-2022-3175" ],
  "summary" : "rdiffweb Missing Custom Error Page",
  "details" : "rdiffweb version 2.4.1 is set to a default and leaks error information. Version 2.4.2 fixes this issue.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
  }, {
    "type" : "CVSS_V4",
    "score" : "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "PyPI",
      "name" : "rdiffweb"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "2.4.1"
      }, {
        "fixed" : "2.4.2"
      } ]
    } ],
    "versions" : [ "2.4.1" ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2022-3175"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/ikus060/rdiffweb/commit/233befc33bdc45d4838c773d5aed4408720504c5"
  }, {
    "type" : "ADVISORY",
    "url" : "https://github.com/advisories/GHSA-ch4c-278q-5654"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/ikus060/rdiffweb"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/ikus060/rdiffweb/blob/4d1232cd0586eb79d1a921969f8f7a198a00d92b/README.md?plain=1#L149"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/pypa/advisory-database/tree/main/vulns/rdiffweb/PYSEC-2022-273.yaml"
  }, {
    "type" : "WEB",
    "url" : "https://huntr.dev/bounties/c40badc3-c9e7-4b69-9e2e-2b9f05865159"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-755", "CWE-756" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2022-09-15T03:23:16Z",
    "nvd_published_at" : "2022-09-13T10:15:00Z"
  }
}