# CVE-2018-2959: Cross-site scripting in Siebel UI Framework

> Unauthenticated attackers can modify Siebel CRM data via HTTP if users interact with malicious content, requiring a patch.

- **Severity:** Medium 4.3 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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:** A user has to click or open something
- **Fix available:** No
- **Published:** 18 Jul 2018
- **Updated:** 2 Oct 2024
- **Also known as:** GHSA-vg94-6pc2-88cm

## What is CVE-2018-2959?

CVE-2018-2959 is a medium-severity cross-site scripting vulnerability in Oracle Siebel Ui Framework, published on 18 Jul 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

Vulnerability in the Siebel UI Framework component of Oracle Siebel CRM (subcomponent: UIF Open UI). The supported version that is affected is 18.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel UI Framework. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Siebel UI Framework accessible data. CVSS 3.0 Base Score 4.3 (Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N).

## Which versions are affected by CVE-2018-2959?

It affects 1 product.


Products: Oracle Siebel Ui Framework.

## How do I fix CVE-2018-2959?

No fix has been published for CVE-2018-2959 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-2959 being exploited?

There is no known exploitation of CVE-2018-2959 in the wild and no public exploit code.

## Other vulnerabilities in Oracle Siebel Ui Framework

- [CVE-2017-10263](https://insights.sbomify.com/CVE-2017-10263/): Cross-site scripting in Siebel UI Framework (high 8.2)
- [CVE-2017-3325](https://insights.sbomify.com/CVE-2017-3325/): Information disclosure in Siebel UI Framework (high 8.2)
- [CVE-2016-5451](https://insights.sbomify.com/CVE-2016-5451/): Information disclosure in n/a (high 8.1)
- [CVE-2017-3330](https://insights.sbomify.com/CVE-2017-3330/): Cross-site scripting in Siebel UI Framework (high 7.6)
- [CVE-2017-10333](https://insights.sbomify.com/CVE-2017-10333/): Missing authorization in Siebel UI Framework (high 7.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-2959 and fix it if it is affected.

What it is: CVE-2018-2959 is a medium-severity cross-site scripting vulnerability in Oracle Siebel Ui Framework, published on 18 Jul 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2018-2959 in the wild and no public exploit code.

Affected product: Oracle Siebel Ui Framework. 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-2018-2959/ (Markdown: https://insights.sbomify.com/CVE-2018-2959/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-2959
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-2959
- OSV: https://osv.dev/vulnerability/CVE-2018-2959

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From sbomify Insights: https://insights.sbomify.com/CVE-2018-2959/
Summaries are generated and may contain mistakes; the official description above is the record.