# CVE-2021-23274: TIBCO API Exchange Gateway Clickjack Vulnerability

> An unauthenticated attacker can perform clickjacking attacks on the TIBCO API Exchange Gateway Config UI without user interaction.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 23 Mar 2021
- **Updated:** 16 Sep 2024
- **Also known as:** GHSA-3ffw-g5rc-2f2v

## What is CVE-2021-23274?

CVE-2021-23274 is a critical vulnerability in TIBCO API Exchange Gateway, published on 23 Mar 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The Config UI component of TIBCO Software Inc.'s TIBCO API Exchange Gateway and TIBCO API Exchange Gateway Distribution for TIBCO Silver Fabric contains a vulnerability that theoretically allows an unauthenticated attacker with network access to execute a clickjacking attack on the affected system. A successful attack using this vulnerability does not require human interaction from a person other than the attacker. Affected releases are TIBCO Software Inc.'s TIBCO API Exchange Gateway: versions 2.3.3 and below and TIBCO API Exchange Gateway Distribution for TIBCO Silver Fabric: versions 2.3.3 and below.

Weakness: CWE-1021 (Improper Restriction of Rendered UI Layers or Frames)

## Which versions are affected by CVE-2021-23274?

It affects 2 products.


Products: Tibco Api Exchange Gateway, Tibco Api Exchange Gateway Distribution.

## How do I fix CVE-2021-23274?

No fix has been published for CVE-2021-23274 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-23274 being exploited?

There is no known exploitation of CVE-2021-23274 in the wild and no public exploit code.

## Other vulnerabilities in TIBCO API Exchange Gateway

- [CVE-2019-11208](https://insights.sbomify.com/CVE-2019-11208/): TIBCO API Exchange Processes OAuth Incorrectly (medium 6.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-23274 and fix it if it is affected.

What it is: CVE-2021-23274 is a critical vulnerability in TIBCO API Exchange Gateway, published on 23 Mar 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-2021-23274 in the wild and no public exploit code.

Affected product: TIBCO API Exchange Gateway. 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-2021-23274/ (Markdown: https://insights.sbomify.com/CVE-2021-23274/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-23274
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-23274
- OSV: https://osv.dev/vulnerability/CVE-2021-23274

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-23274/
Summaries are generated and may contain mistakes; the official description above is the record.