CVE-2019-3804
First published: Fri Jan 04 2019(Updated: )
It was found that cockpit before version 184 used glib's base64 decode functionality incorrectly resulting in a denial of service attack. An unauthenticated attacker could send a specially crafted request with an invalid base64-encoded cookie which could cause the web service to crash.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/cockpit | <184 | 184 |
| Cockpit-project Cockpit | <184 | |
| Fedoraproject Fedora | ||
| Redhat Virtualization | =4.0 |
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Reference Links
- https://access.redhat.com/errata/RHSA-2019:1569
- https://access.redhat.com/errata/RHSA-2019:1571
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3804
- https://github.com/cockpit-project/cockpit/commit/c51f6177576d7e12
- https://github.com/cockpit-project/cockpit/pull/10819
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1659542
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1663713
- https://access.redhat.com/errata/RHSA-2019:0482
- https://bugzilla.redhat.com/show_bug.cgi?id=1663567
Frequently Asked Questions
What is CVE-2019-3804?
CVE-2019-3804 is a vulnerability in Cockpit that allows an unauthenticated attacker to crash the web service by sending a specially crafted request with an invalid base64-encoded cookie.
What is the severity of CVE-2019-3804?
The severity of CVE-2019-3804 is high, with a CVSS score of 7.5.
How can an attacker exploit CVE-2019-3804?
An attacker can exploit CVE-2019-3804 by sending a specially crafted request with an invalid base64-encoded cookie to the affected Cockpit web service.
What is the affected software by CVE-2019-3804?
The affected software by CVE-2019-3804 includes Cockpit versions up to but excluding version 184, as well as the Fedora and Redhat Virtualization operating systems.
How can CVE-2019-3804 be mitigated?
CVE-2019-3804 can be mitigated by updating Cockpit to version 184 or higher.
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