CVE-2021-30477

EPSS 0.23%
Veröffentlicht 15.04.2021 00:15:13
Zuletzt bearbeitet 21.11.2024 06:04:00
Quelle cve@mitre.org
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An issue was discovered in Zulip Server before 3.4. A bug in the implementation of replies to messages sent by outgoing webhooks to private streams meant that an outgoing webhook bot could be used to send messages to private streams that the user was not intended to be able to send messages to.

Betroffene Produkte Warnungen 0 Metriken 3 CWE 0 Referenzen 4

Daten sind bereitgestellt durch National Vulnerability Database (NVD)

Zulip ≫ Zulip Server Version < 3.4

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Typ	Quelle	Score	Percentile
EPSS	FIRST.org	0.23%	0.43

CVSS Metriken
Quelle	Base Score	Exploit Score	Impact Score	Vector String
nvd@nist.gov	4.3	2.8	1.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
nvd@nist.gov	4	8	2.9	AV:N/AC:L/Au:S/C:N/I:P/A:N

https://blog.zulip.com/2021/04/14/zulip-server-3-4/

Vendor Advisory

Release Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-30477

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2021-30477

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2021-30477

EUVD