# CVE-2018-0397: Denial of service in Cisco AMP for Endpoints Mac Connector unknown

> Remote attackers can cause a kernel panic and denial of service on macOS systems running Cisco AMP for Endpoints in specific network blocking modes.

- **Severity:** Medium 5.9 (`CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/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:** 1 Aug 2018
- **Updated:** 26 Nov 2024
- **Also known as:** GHSA-jvjr-3m4w-2qgj

## What is CVE-2018-0397?

CVE-2018-0397 is a medium-severity denial of service vulnerability in Cisco AMP for Endpoints Mac Connector unknown, published on 1 Aug 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability in Cisco AMP for Endpoints Mac Connector Software installed on Apple macOS 10.12 could allow an unauthenticated, remote attacker to cause a kernel panic on an affected system, resulting in a denial of service (DoS) condition. The vulnerability exists if the affected software is running in Block network conviction mode. Exploitation could occur if the system that is running the affected software starts a server process and an address in the IP blacklist cache of the affected software attempts to connect to the affected system. A successful exploit could allow the attacker to cause a kernel panic on the system that is running the affected software, resulting in a DoS condition. Cisco Bug IDs: CSCvk08192.

Weakness: CWE-399

## Which versions are affected by CVE-2018-0397?

It affects 1 product.


Products: Cisco Advanced Malware Protection for Endpoints.

## How do I fix CVE-2018-0397?

No fix has been published for CVE-2018-0397 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-0397 being exploited?

There is no known exploitation of CVE-2018-0397 in the wild and no public exploit code.

## Other vulnerabilities in Cisco AMP for Endpoints Mac Connector unknown

- [CVE-2021-1280](https://insights.sbomify.com/CVE-2021-1280/): Cisco Advanced Malware Protection for Endpoints and Immunet for Windows DLL Hijacking Vulnerability (high 7.8)
- [CVE-2021-1386](https://insights.sbomify.com/CVE-2021-1386/): Path traversal in Cisco AMP for Endpoints (high 7.0)
- [CVE-2019-1932](https://insights.sbomify.com/CVE-2019-1932/): Cisco Advanced Malware Protection for Endpoints Windows Command Injection Vulnerability (medium 6.7)
- [CVE-2017-12312](https://insights.sbomify.com/CVE-2017-12312/): Path traversal in Cisco Immunet Antimalware Installer (medium 6.7)
- [CVE-2020-3314](https://insights.sbomify.com/CVE-2020-3314/): Cisco AMP for Endpoints Mac Connector Software File Scan Denial of Service Vulnerability (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-0397 and fix it if it is affected.

What it is: CVE-2018-0397 is a medium-severity denial of service vulnerability in Cisco AMP for Endpoints Mac Connector unknown, published on 1 Aug 2018. 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-2018-0397 in the wild and no public exploit code.

Affected product: Cisco AMP for Endpoints Mac Connector unknown. 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-2018-0397/ (Markdown: https://insights.sbomify.com/CVE-2018-0397/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-0397
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-0397
- OSV: https://osv.dev/vulnerability/CVE-2018-0397

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From sbomify Insights: https://insights.sbomify.com/CVE-2018-0397/
Summaries are generated and may contain mistakes; the official description above is the record.