---
title: "CVE-2017-12626\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-2017-12626?format=md
keywords: index, follow
---

# CVE-2017-12626

Publication date 29 January 2018

Last updated 26 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**7.5 · High**

[Score breakdown](https://ubuntu.com/security/CVE-2017-12626?format=md#impact-score)

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## Description

Apache POI in versions prior to release 3.17 are vulnerable to Denial of
Service Attacks: 1) Infinite Loops while parsing crafted WMF, EMF, MSG and
macros (POI bugs 61338 and 61294), and 2) Out of Memory Exceptions while
parsing crafted DOC, PPT and XLS (POI bugs 52372 and 61295).

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| libapache-poi-java | 26.04 LTS resolute | Not affected |
| 25.10 questing | Not affected |
| 25.04 plucky | Not affected |
| 24.10 oracular | Not affected |
| 24.04 LTS noble | Not affected |
| 23.10 mantic | Not affected |
| 23.04 lunar | Not affected |
| 22.10 kinetic | Not affected |
| 22.04 LTS jammy | Not affected |
| 21.10 impish | Not affected |
| 21.04 hirsute | Not affected |
| 20.10 groovy | Not affected |
| 20.04 LTS focal | Not affected |
| 19.10 eoan | Not affected |
| 19.04 disco | Not affected |
| 18.10 cosmic | Ignored end of life |
| 18.04 LTS bionic | Vulnerable |
| 17.10 artful | Ignored end of life |
| 16.04 LTS xenial | Vulnerable |
| 14.04 LTS trusty | Not in release |

---

* [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**

7.5 · High

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 7.5 · High |
  | Exploitability score | - |
  | Impact score | - |

**Vector:** CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12626)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2017-12626)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2017-12626)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2017-12626)

### Other references

* <https://bz.apache.org/bugzilla/show_bug.cgi?id=61338>
* <https://bz.apache.org/bugzilla/show_bug.cgi?id=61294>
* <https://bz.apache.org/bugzilla/show_bug.cgi?id=52372>
* <https://bz.apache.org/bugzilla/show_bug.cgi?id=61295>
* <https://lists.apache.org/thread.html/453d9af5dbabaccd9afb58d27279a9dbfe8e35f4e5ea1645ddd6960b@%3Cdev.poi.apache.org%3E>
* <https://www.cve.org/CVERecord?id=CVE-2017-12626>