# CVE-2020-2288: Incorrect default pattern in Jenkins Audit Trail Plugin

> Attackers can bypass audit trail logging by appending ignored suffixes to URLs, hiding malicious activity from administrators.

- **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:** Yes
- **Published:** 8 Oct 2020
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-7v9p-34r2-q668

## What is CVE-2020-2288?

CVE-2020-2288 is a medium-severity vulnerability in Jenkins Audit Trail Plugin, published on 8 Oct 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

In Jenkins Audit Trail Plugin 3.6 and earlier, the default regular expression pattern could be bypassed in many cases by adding a suffix to the URL that would be ignored during request handling.

## Which versions are affected by CVE-2020-2288?

2 open source packages ship an affected version, including org.jenkins-ci.plugins:audit-trail. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `org.jenkins-ci.plugins:audit-trail` | Maven | All versions | 3.7 |
| `org.jenkins-ci.plugins:audit-trail` | Maven | All versions | 3.7 |

Products: Jenkins Audit Trail.

## How do I fix CVE-2020-2288?

Upgrade org.jenkins-ci.plugins:audit-trail to 3.7 or later.

## Is CVE-2020-2288 being exploited?

There is no known exploitation of CVE-2020-2288 in the wild and no public exploit code.

## Other vulnerabilities in Jenkins Audit Trail Plugin

- [CVE-2020-2140](https://insights.sbomify.com/CVE-2020-2140/): XSS vulnerability in Jenkins Audit Trail Plugin (medium 6.1)
- [CVE-2020-2287](https://insights.sbomify.com/CVE-2020-2287/): Request logging bypass in Jenkins Audit Trail Plugin (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-2288 and fix it if it is affected.

What it is: CVE-2020-2288 is a medium-severity vulnerability in Jenkins Audit Trail Plugin, published on 8 Oct 2020. 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-2020-2288 in the wild and no public exploit code.

Affected packages and fixed versions:
- org.jenkins-ci.plugins:audit-trail (Maven): affected all versions; fixed in 3.7
- org.jenkins-ci.plugins:audit-trail (Maven): affected all versions; fixed in 3.7

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-2020-2288/ (Markdown: https://insights.sbomify.com/CVE-2020-2288/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-2288
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-2288
- OSV: https://osv.dev/vulnerability/CVE-2020-2288

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-2288/
Summaries are generated and may contain mistakes; the official description above is the record.