---
title: "CVE-2020-2767\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-2020-2767?format=md
keywords: index, follow
---

# CVE-2020-2767

Publication date 15 April 2020

Last updated 25 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**4.8 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2020-2767?format=md#impact-score)

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## Description

Vulnerability in the Java SE product of Oracle Java SE (component: JSSE).
Supported versions that are affected are Java SE: 11.0.6 and 14. Difficult
to exploit vulnerability allows unauthenticated attacker with network
access via HTTPS to compromise Java SE. Successful attacks of this
vulnerability can result in unauthorized update, insert or delete access to
some of Java SE accessible data as well as unauthorized read access to a
subset of Java SE accessible data. Note: Applies to client and server
deployment of Java. This vulnerability can be exploited through sandboxed
Java Web Start applications and sandboxed Java applets. It can also be
exploited by supplying data to APIs in the specified Component without
using sandboxed Java Web Start applications or sandboxed Java applets, such
as through a web service. CVSS 3.0 Base Score 4.8 (Confidentiality and
Integrity impacts). CVSS Vector:
(CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N).

[Read the notes from the security team](https://ubuntu.com/security/CVE-2020-2767?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| openjdk-14 | 20.04 LTS focal | Not in release |
| 19.10 eoan | Ignored end of life |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| openjdk-8 | 20.04 LTS focal | Not affected |
| 19.10 eoan | Not affected |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not affected |
| 14.04 LTS trusty | Not in release |
| openjdk-lts | 20.04 LTS focal | Fixed 11.0.7+10-2ubuntu1 |
| 19.10 eoan | Fixed 11.0.7+10-2ubuntu2~19.10 |
| 18.04 LTS bionic | Fixed 11.0.7+10-2ubuntu2~18.04 |
| 16.04 LTS xenial | Not in release |
| 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)

## Notes

---

### [sbeattie](https://launchpad.net/~sbeattie)

only affects openjdk 11 and 14

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

4.8 · Medium

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 4.8 · Medium |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-2767)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2020-2767)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2020-2767)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2020-2767)

### Related Ubuntu Security Notices (USN)

+ [USN-4337-1](https://usn.ubuntu.com/USN-4337-1)
+ OpenJDK vulnerabilities
+ 22 April 2020

### Other references

* <https://www.oracle.com/security-alerts/cpuapr2020.html>
* <https://www.cve.org/CVERecord?id=CVE-2020-2767>