# CVE-2022-3175: Missing Custom Error Page in ikus060/rdiffweb

> Attackers can view detailed error messages in rdiffweb, potentially exposing sensitive system information due to missing custom error pages.

- **Severity:** Medium 5.3 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** Yes
- **Published:** 13 Sep 2022
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-ch4c-278q-5654, PYSEC-2022-273

## What is CVE-2022-3175?

CVE-2022-3175 is a medium-severity vulnerability in ikus060/rdiffweb, published on 13 Sep 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Missing Custom Error Page in GitHub repository ikus060/rdiffweb prior to 2.4.2.

Weakness: CWE-755 (Improper Handling of Exceptional Conditions), CWE-756 (Missing Custom Error Page)

## Which versions are affected by CVE-2022-3175?

3 open source packages ship an affected version, including rdiffweb. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `rdiffweb` | PyPI | All versions | 2.4.2 |
| `rdiffweb` | PyPI | From 2.4.1 | 2.4.2 |
| `rdiffweb` | PyPI | From 2.4.1 | 2.4.2 |

Products: Ikus-Soft Rdiffweb.

## How do I fix CVE-2022-3175?

Upgrade rdiffweb to 2.4.2 or later.

## Is CVE-2022-3175 being exploited?

There is no known exploitation of CVE-2022-3175 in the wild and no public exploit code.

## Other vulnerabilities in ikus060/rdiffweb

- [CVE-2022-3167](https://insights.sbomify.com/CVE-2022-3167/): Improper Restriction of Rendered UI Layers or Frames in ikus060/rdiffweb (critical 10.0)
- [CVE-2022-3221](https://insights.sbomify.com/CVE-2022-3221/): Cross-Site Request Forgery (CSRF) in ikus060/rdiffweb (high 8.8)
- [CVE-2022-4724](https://insights.sbomify.com/CVE-2022-4724/): Improper Access Control in ikus060/rdiffweb (high 8.4)
- [CVE-2022-3389](https://insights.sbomify.com/CVE-2022-3389/): Path Traversal in ikus060/rdiffweb (high 8.2)
- [CVE-2022-3371](https://insights.sbomify.com/CVE-2022-3371/): rdiffweb's lack of token name length limit can result in DoS or memory corruption (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-3175 and fix it if it is affected.

What it is: CVE-2022-3175 is a medium-severity vulnerability in ikus060/rdiffweb, published on 13 Sep 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-3175 in the wild and no public exploit code.

Affected packages and fixed versions:
- rdiffweb (PyPI): affected all versions; fixed in 2.4.2
- rdiffweb (PyPI): affected from 2.4.1; fixed in 2.4.2
- rdiffweb (PyPI): affected from 2.4.1; fixed in 2.4.2

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2022-3175/ (Markdown: https://insights.sbomify.com/CVE-2022-3175/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-3175
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-3175
- OSV: https://osv.dev/vulnerability/CVE-2022-3175

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-3175/
Summaries are generated and may contain mistakes; the official description above is the record.