CVE-2020-8021: unauthorized read access to files where sourceaccess is disabled via a crafted _service file in Open Build Service

Published May 19, 2020
·
Updated

a Improper Access Control vulnerability in of Open Build Service allows remote attackers to read files of an OBS package where the sourceaccess/access is disabled This issue affects: Open Build Service versions prior to 2.10.5.

Affected Software

2 affected components
openSUSE Open Build Service<2.10.5
Debian Debian Linux=9.0

Event History

May 19, 2020
CVE Published
via MITRE·02:25 PM
Data Sourced
via MITRE·02:25 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2020-8021?

CVE-2020-8021 is an Improper Access Control vulnerability in Open Build Service that allows remote attackers to read files of an OBS package where the sourceaccess/access is disabled.

2

Which versions of Open Build Service are affected by CVE-2020-8021?

Open Build Service versions prior to 2.10.5 are affected by CVE-2020-8021.

3

How severe is CVE-2020-8021?

CVE-2020-8021 has a severity rating of 5.3 out of 10, which is considered medium.

4

How can I fix CVE-2020-8021?

To fix CVE-2020-8021, upgrade to Open Build Service version 2.10.5 or later.

5

Where can I find more information about CVE-2020-8021?

You can find more information about CVE-2020-8021 at the following references: [Bugzilla](https://bugzilla.suse.com/show_bug.cgi?id=1171649) and [Debian LTS Announce](https://lists.debian.org/debian-lts-announce/2021/02/msg00006.html).

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