CVE-2023-49792

published 2023-12-22

CVE-2023-49792: Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. In Nextcloud Server prior to versions 26.0.9 and 27.1.4; as well as…

Priority P3 57 critical 9.8 CVSS 3.1

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

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. In Nextcloud Server prior to versions 26.0.9 and 27.1.4; as well as Nextcloud Enterprise Server prior to versions 23.0.12.13, 24.0.12.9, 25.0.13.4, 26.0.9, and 27.1.4; when a (reverse) proxy is configured as trusted proxy the server could be tricked into reading a wrong remote address for an attacker, allowing them executing authentication attempts than intended. Nextcloud Server versions 26.0.9 and 27.1.4 and Nextcloud Enterprise Server versions 23.0.12.13, 24.0.12.9, 25.0.13.4, 26.0.9, and 27.1.4 contain a patch for this issue. No known workarounds are available.

Affected

10 ranges

Vendor	Product	Version range	Fixed in
nextcloud	nextcloud_server	>= 23.0.0 < 23.0.12.13	23.0.12.13
nextcloud	nextcloud_server	>= 24.0.0 < 24.0.12.9	24.0.12.9
nextcloud	nextcloud_server	>= 25.0.0 < 25.0.13.4	25.0.13.4
nextcloud	nextcloud_server	>= 26.0.0 < 26.0.9	26.0.9
nextcloud	nextcloud_server	>= 27.0.0 < 27.1.4	27.1.4
nextcloud	security-advisories	—	—
nextcloud	security-advisories	—	—
nextcloud	security-advisories	—	—
nextcloud	security-advisories	—	—
nextcloud	security-advisories	—	—

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CWE-307