CVE-2017-0896

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Summary

CVECVE-2017-0896
StatePUBLISHED
Assignerhackerone
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-06-02 17:29:00 UTC
Updated2025-04-20 01:37:25 UTC
DescriptionZulip Server 1.5.1 and below suffer from an error in the implementation of the invite_by_admins_only setting in the Zulip group chat application server that allowed an authenticated user to invite other users to join a Zulip organization even if the organization was configured to prevent this.

Risk And Classification

Primary CVSS: v3.0 6.5 MEDIUM from [email protected]

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Problem Types: CWE-285 | CWE-862 | CWE-285 Improper Authorization (CWE-285)

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary6.5MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
2.0[email protected]Primary4AV:N/AC:L/Au:S/C:N/I:P/A:N

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
Single
Confidentiality
None
Integrity
Partial
Availability
None

AV:N/AC:L/Au:S/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Zulip Zulip Server 1.3.0 All All All
Application Zulip Zulip Server 1.3.1 All All All
Application Zulip Zulip Server 1.3.10 All All All
Application Zulip Zulip Server 1.3.11 All All All
Application Zulip Zulip Server 1.3.12 All All All
Application Zulip Zulip Server 1.3.13 All All All
Application Zulip Zulip Server 1.3.2 All All All
Application Zulip Zulip Server 1.3.3 All All All
Application Zulip Zulip Server 1.3.4 All All All
Application Zulip Zulip Server 1.3.6 All All All
Application Zulip Zulip Server 1.3.7 All All All
Application Zulip Zulip Server 1.3.8 All All All
Application Zulip Zulip Server 1.3.9 All All All
Application Zulip Zulip Server 1.4.0 All All All
Application Zulip Zulip Server 1.4.1 All All All
Application Zulip Zulip Server 1.4.2 All All All
Application Zulip Zulip Server 1.4.3 All All All
Application Zulip Zulip Server 1.5.0 All All All
Application Zulip Zulip Server 1.5.1 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Zulip Zulip Server affected 1.5.1 and below Not specified

References

ReferenceSourceLinkTags
invite: Fix invite_by_admins_only to be enforced in backend. · zulip/zulip@1f48fa2 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Issue Tracking, Patch
Google Groups af854a3a-2127-422b-91ae-364da2661108 groups.google.com
HackerOne af854a3a-2127-422b-91ae-364da2661108 hackerone.com Permissions Required
Google Groups MITRE groups.google.com
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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