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VULNERABILITIES

CVE-2019-18933 Details

Description

In Zulip Server versions from 1.7.0 to before 2.0.7, a bug in the new user signup process meant that users who registered their account using social authentication (e.g., GitHub or Google SSO) in an organization that also allows password authentication could have their personal API key stolen by an unprivileged attacker, allowing nearly full access to the user's account.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://blog.zulip.org/2019/11/21/zulip-2-0-7-security-release/ CVEVendor Advisory
https://github.com/zulip/zulip/commit/0c2cc41d2e40807baa5ee2c72987ebfb64ea2eb6 CVEPatch
https://blog.zulip.org/2019/11/21/zulip-2-0-7-security-release/ [email protected]Vendor Advisory
https://github.com/zulip/zulip/commit/0c2cc41d2e40807baa5ee2c72987ebfb64ea2eb6 [email protected]Patch

Weakness Enumeration

CWE-IDCWE NameSource
NVD-CWE-noinfoInsufficient Information to Classify Weakness[email protected]

Affected Products

ProductVersions
zulip zulip server
>= 1.7.0, < 2.0.7

CPE

  • cpe:2.3:a:zulip:zulip_server:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2019-18933
NVD Published Date:
Nov 21, 2019
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2019-18933 Details - Not Deferred