CVE-2017-7436: libzypp accepts unsigned packages even when configured to check signatures
In libzypp before 20170803 it was possible to retrieve unsigned packages without a warning to the user which could lead to man in the middle or malicious servers to inject malicious RPM packages into a users system.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2017-7436?
CVE-2017-7436 is a vulnerability in libzypp that allows unsigned packages to be retrieved without warning, potentially leading to the injection of malicious RPM packages.
What is the severity of CVE-2017-7436?
CVE-2017-7436 has a severity rating of 8.1, which is considered critical.
How does CVE-2017-7436 affect the affected software?
CVE-2017-7436 affects libzypp version up to and including 16.15.2 in Opensuse, allowing retrieval of unsigned packages without user warning.
How can I fix CVE-2017-7436?
To fix CVE-2017-7436, it is recommended to update libzypp to version 20170803 or later.
Where can I find more information about CVE-2017-7436?
More information about CVE-2017-7436 can be found on the following references: [1] https://bugzilla.suse.com/show_bug.cgi?id=1038984 [2] https://lists.opensuse.org/opensuse-security-announce/2017-08/msg00002.html [3] https://www.suse.com/de-de/security/cve/CVE-2017-7436/