Debian Security Advisory

DLA-2545-1 open-build-service -- LTS security update

Date Reported:
03 Feb 2021
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2020-8020, CVE-2020-8021.
More information:

  • CVE-2020-8020

    An improper neutralization of input during web page generation vulnerability in open-build-service allows remote attackers to store arbitrary JS code to cause XSS.

  • CVE-2020-8021

    An improper access control vulnerability in open-build-service allows remote attackers to read files of an OBS package where the sourceaccess/access is disabled.

For Debian 9 stretch, these problems have been fixed in version 2.7.1-10+deb9u1.

We recommend that you upgrade your open-build-service packages.

For the detailed security status of open-build-service please refer to its security tracker page at:

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: