USN-4609-1: GOsa vulnerabilities

Releases

• Ubuntu 16.04 ESM

Packages

• gosa - Web Based LDAP Administration Program

Details

Fabian Henneke discovered that GOsa incorrectly handled client cookies. An
authenticated user could exploit this with a crafted cookie to perform
file deletions in the context of the user account that runs the web
server. (CVE-2019-14466)

It was discovered that GOsa incorrectly handled user access control. A
remote attacker could use this issue to log into any account with a
username containing the word "success". (CVE-2019-11187)

Fabian Henneke discovered that GOsa was vulnerable to cross-site scripting
attacks via the change password form. A remote attacker could use this
flaw to run arbitrary web scripts. (CVE-2018-1000528)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 16.04

• gosa - 2.7.4+reloaded2-9ubuntu1.1

In general, a standard system update will make all the necessary changes.

References

• CVE-2019-11187
• CVE-2018-1000528
• CVE-2019-14466