---
title: "CVE-2005-3120\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2005-3120?format=md
keywords: index, follow
---

# CVE-2005-3120

Publication date 17 October 2005

Last updated 17 July 2025

---

Ubuntu priority

**Medium**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**9.8 · Critical**

[Score breakdown](https://ubuntu.com/security/CVE-2005-3120?format=md#impact-score)

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## Description

Stack-based buffer overflow in the HTrjis function in Lynx 2.8.6 and
earlier allows remote NNTP servers to execute arbitrary code via certain
article headers containing Asian characters that cause Lynx to add extra
escape (ESC) characters.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| lynx | 7.04 feisty | Fixed 2.8.5-2ubuntu1 |
| 6.10 edgy | Fixed 2.8.5-2ubuntu1 |
| 6.06 LTS dapper | Fixed 2.8.5-2ubuntu1 |
| lynx-cur | 7.04 feisty | Fixed 2.8.6-18 |
| 6.10 edgy | Fixed 2.8.6-18 |
| 6.06 LTS dapper | Fixed 2.8.6-18 |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

9.8 · Critical

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Network |
  | Attack complexity | Low |
  | Privileges required | None |
  | User interaction | None |
  | Scope | Unchanged |
  | Confidentiality impact | High |
  | Integrity impact | High |
  | Availability impact | High |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 9.8 · Critical |
  | Exploitability score | - |
  | Impact score | - |

**Vector:** CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-3120)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2005-3120)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2005-3120)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2005-3120)

### Related Ubuntu Security Notices (USN)

+ [USN-206-1](https://usn.ubuntu.com/USN-206-1)
+ Lynx vulnerability
+ 17 October 2005

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2005-3120>