4.3

CVE-2017-0881

An error in the implementation of an autosubscribe feature in the check_stream_exists route of the Zulip group chat application server before 1.4.3 allowed an authenticated user to subscribe to a private stream that should have required an invitation from an existing member to join. The issue affects all previously released versions of the Zulip server.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Zulip ≫ Zulip Server Version < 1.4.3
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.1% 0.614
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 4.3 2.8 1.4
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NIST 4 8 2.9
AV:N/AC:L/Au:S/C:P/I:N/A:N
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

CWE-863 Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

http://www.securityfocus.com/bid/97159
Third Party Advisory
Vendor Advisory
https://github.com/zulip/zulip/commit/7ecda1ac8e26d8fb3725e954b2dc4723dda2255f
Patch
Third Party Advisory
https://groups.google.com/d/msg/zulip-announce/VyawgRuoY34/NTBwnTArGwAJ
Patch
Third Party Advisory
Release Notes