CVE-2023-39963 (GCVE-0-2023-39963)

Vulnerability from cvelistv5 – Published: 2023-08-10 17:26 – Updated: 2024-10-10 17:53
VLAI?
Summary
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, 23.0.12.9, 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.
Severity ?
8.1 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L
CWE
  • CWE-284 - Improper Access Control
Assigner
References
Impacted products
Vendor Product Version
nextcloud security-advisories Affected: >= 20.0.0, < 20.0.14.15
Affected: >= 21.0.0, < 21.0.9.13
Affected: >= 22.0.0, < 22.2.10.14
Affected: >= 23.0.0, < 23.0.12.9
Affected: >= 24.0.0, < 24.0.12.5
Affected: >= 25.0.0, < 25.0.9
Affected: >= 26.0.0, < 26.0.4
Affected: >= 27.0.0, < 27.0.1
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      "dataType": "CVE_RECORD",
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    }
  }
}


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Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.