# CVE-2018-25262: Angry IP Scanner for Linux 3.5.3 Denial of Service

> Local attackers can crash Angry IP Scanner for Linux by pasting malformed input into the port selection field, causing a buffer overflow.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 22 Apr 2026
- **Updated:** 22 Apr 2026
- **Also known as:** GHSA-q6q2-w46v-42rr

## What is CVE-2018-25262?

CVE-2018-25262 is a medium-severity memory corruption vulnerability in Angryip Angry IP Scanner for Linux, published on 22 Apr 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Angry IP Scanner for Linux 3.5.3 contains a denial of service vulnerability that allows local attackers to crash the application by supplying malformed input to the port selection field. Attackers can craft a malicious string containing buffer overflow patterns and paste it into the Preferences Ports tab to trigger an application crash.

Weakness: CWE-787 (Out-of-bounds Write)

## Which versions are affected by CVE-2018-25262?

It affects 1 product.


Products: Angryip Angry Ip Scanner.

## How do I fix CVE-2018-25262?

No fix has been published for CVE-2018-25262 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-25262 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25262 exists.

## Other vulnerabilities in Angryip Angry IP Scanner for Linux

- [CVE-2018-25266](https://insights.sbomify.com/CVE-2018-25266/): Angry IP Scanner 3.5.3 Denial of Service via Preferences Buffer Overflow (medium 6.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-25262 and fix it if it is affected.

What it is: CVE-2018-25262 is a medium-severity memory corruption vulnerability in Angryip Angry IP Scanner for Linux, published on 22 Apr 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25262 exists.

Affected product: Angryip Angry IP Scanner for Linux. 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-2018-25262/ (Markdown: https://insights.sbomify.com/CVE-2018-25262/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-25262
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-25262
- OSV: https://osv.dev/vulnerability/CVE-2018-25262

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-25262/
Summaries are generated and may contain mistakes; the official description above is the record.