---
title: "CVE-2020-15701\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-2020-15701?format=md
keywords: index, follow
---

# CVE-2020-15701

Publication date 13 May 2020

Last updated 25 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**5.5 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2020-15701?format=md#impact-score)

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## Description

An unhandled exception in check\_ignored() in apport/report.py can be
exploited by a local attacker to cause a denial of service. If the mtime
attribute is a string value in apport-ignore.xml, it will trigger an
unhandled exception, resulting in a crash. Fixed in 2.20.1-0ubuntu2.24,
2.20.9-0ubuntu7.16, 2.20.11-0ubuntu27.6.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| apport | 20.04 LTS focal | Fixed 2.20.11-0ubuntu27.6 |
| 19.10 eoan | Ignored end of life |
| 18.04 LTS bionic | Fixed 2.20.9-0ubuntu7.16 |
| 16.04 LTS xenial | Fixed 2.20.1-0ubuntu2.24 |
| 14.04 LTS trusty | Fixed 2.14.1-0ubuntu3.29+esm5  Ubuntu Pro |

---

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

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## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

5.5 · Medium

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 5.5 · Medium |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15701)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2020-15701)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2020-15701)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2020-15701)

### Related Ubuntu Security Notices (USN)

+ [USN-4449-1](https://usn.ubuntu.com/USN-4449-1)
+ Apport vulnerabilities
+ 4 August 2020

+ [USN-4449-2](https://usn.ubuntu.com/USN-4449-2)
+ Apport vulnerabilities
+ 2 September 2020

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2020-15701>