CVE-2023-39958

published 2023-08-10

CVE-2023-39958: Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 22.0.0 and prior to versions 22.2.10.13, 23.0.12.8…

Priority P4 29 medium 5.3 CVSS 3.1

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

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 22.0.0 and prior to versions 22.2.10.13, 23.0.12.8, 24.0.12.5, 25.0.9, 26.0.4, and 27.0.1, missing protection allows an attacker to brute force the client secrets of configured OAuth2 clients. Nextcloud Server versions 25.0.9, 26.0.4, and 27.0.1 and Nextcloud Enterprise Server versions 22.2.10.13, 23.0.12.8, 24.0.12.5, 25.0.9, 26.0.4, and 27.0.1 contain a patch for this issue. No known workarounds are available.

Affected

12 ranges

Vendor	Product	Version range	Fixed in
nextcloud	nextcloud_server	—	—
nextcloud	nextcloud_server	>= 22.0.0 < 22.2.10.14	22.2.10.14
nextcloud	nextcloud_server	>= 23.0.0 < 23.0.12.9	23.0.12.9
nextcloud	nextcloud_server	>= 24.0.0 < 24.0.12.5	24.0.12.5
nextcloud	nextcloud_server	>= 25.0.0 < 25.0.9	25.0.9
nextcloud	nextcloud_server	>= 26.0.0 < 26.0.4	26.0.4
nextcloud	security-advisories	—	—
nextcloud	security-advisories	—	—
nextcloud	security-advisories	—	—
nextcloud	security-advisories	—	—
nextcloud	security-advisories	—	—
nextcloud	security-advisories	—	—

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CWE-307