CVE-2020-8293

published 2021-01-26

CVE-2020-8293: A missing input validation in Nextcloud Server before 20.0.2, 19.0.5, 18.0.11 allows users to store unlimited data in workflow rules causing load and potential…

Priority P4 34 medium 6.5 CVSS 3.1

AV N AC L PR L UI N S U C N I N A H

A missing input validation in Nextcloud Server before 20.0.2, 19.0.5, 18.0.11 allows users to store unlimited data in workflow rules causing load and potential DDoS on later interactions and usage with those rules.

Affected

4 ranges

Vendor	Product	Version range	Fixed in
nextcloud	nextcloud_server	< 18.0.11	18.0.11
nextcloud	nextcloud_server	—	—
nextcloud	nextcloud_server	>= 19.0.0 < 19.0.5	19.0.5
nextcloud	nextcloud_server	>= 20.0.0 < 20.0.2	20.0.2

CVSS provenance

nvd v3.1 6.5 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

nvd v2.0 4.0 MEDIUM AV:N/AC:L/Au:S/C:N/I:N/A:P

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.

CWE-400