# CVE-2021-43410: airavata-django-portal allows CRLF log injection because of the lack of escaping in the log statements

> Attackers can inject CRLF sequences into logs via unescaped HTTP parameters, potentially corrupting log integrity or enabling log forging.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 9 Dec 2021
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-675q-g72p-gc3c

## What is CVE-2021-43410?

CVE-2021-43410 is a medium-severity vulnerability in Apache Airavata Django Portal, published on 9 Dec 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Apache Airavata Django Portal allows CRLF log injection because of lack of escaping log statements. In particular, some HTTP request parameters are logged without first being escaped. Versions affected: master branch before commit 3c5d8c7 [1] of airavata-django-portal [1] https://github.com/apache/airavata-django-portal/commit/3c5d8c72bfc3eb0af8693a655a5d60f9273f8170

Weakness: CWE-116 (Improper Encoding or Escaping of Output), CWE-117 (Improper Output Neutralization for Logs)

## Which versions are affected by CVE-2021-43410?

It affects 1 product.


Products: Apache Airavata Django Portal.

## How do I fix CVE-2021-43410?

No fix has been published for CVE-2021-43410 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-43410 being exploited?

There is no known exploitation of CVE-2021-43410 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-43410 and fix it if it is affected.

What it is: CVE-2021-43410 is a medium-severity vulnerability in Apache Airavata Django Portal, published on 9 Dec 2021. 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-2021-43410 in the wild and no public exploit code.

Affected product: Apache Airavata Django Portal. No package-level version data is available, so check the vendor advisory linked from the reference page.

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-2021-43410/ (Markdown: https://insights.sbomify.com/CVE-2021-43410/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-43410
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-43410
- OSV: https://osv.dev/vulnerability/CVE-2021-43410

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-43410/
Summaries are generated and may contain mistakes; the official description above is the record.