CVE-2023-45149

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    CVE-2023-45149

    Published: 16 Oct 2023Last Modified: 28 Oct 2026

    Summary: Password of talk conversations can be bruteforced in Nextcloud

    Details: Nextcloud talk is a chat module for the Nextcloud server platform. In affected versions brute force protection of public talk conversation passwords can be bypassed, as there was an endpoint validating the conversation password without registering bruteforce attempts. It is recommended that the Nextcloud Talk app is upgraded to 15.0.8, 16.0.6 or 17.1.1. There are no known workarounds for this vulnerability.

    References: https://hackerone.com/reports/2094473, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/45xxx/CVE-2023-45149.json, https://github.com/nextcloud/security-advisories/security/advisories/GHSA-7rf8-pqmj-rpqv, https://nvd.nist.gov/vuln/detail/CVE-2023-45149, https://github.com/nextcloud/spreed/pull/10545

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 7149ff90e030daff312bf973d5c9b219e0fa6061
    Fixed -9c12a6414fc12d6bb81cea387efded16f0301fc5

    Affected versions

    v17.1.0
    v17.1.0-rc.4
    v17.1.0-rc.3
    v17.1.0-rc.2
    v17.1.0-rc.1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2023-45149 | CVE-DB