CVE-2023-39963

CWE-284 — Improper Access Control2 documents2 sources

Severity

7.8HIGH

EPSS

0.1%

top 66.58%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Nextcloud Nextcloud Server Nextcloud Security-advisories

Timeline

PublishedAug 10

Description

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 20.0.0 and prior to versions 20.0.14.15, 21.0.9.13, 22.2.10.14, 23.0.12.8, 24.0.12.5, 25.0.9, 26.0.4, and 27.0.1, a missing password confirmation allowed an attacker, after successfully stealing a session from a logged in user, to create app passwords for the victim. Nextcloud server versions 25.0.9, 26.0.4, and 27.0.1 and Nextcloud Enterprise Server versions 20.0.14.15, 21.0.9.13, 22.2.10.14…

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:LExploitability: 1.5 | Impact: 6.0

Affected Packages2 packages

▶NVDnextcloud/nextcloud_server20.0.0 — 20.0.14.15+7

▶CVEListV5nextcloud/security-advisories8 versions+7

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

CVEList

Missing password confirmation when creating app passwords↗2023-08-10

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