Vulnerability-Lookup

GSD-2023-49105

Vulnerability from gsd - Updated: 2023-12-13 01:20

Details

An issue was discovered in ownCloud owncloud/core before 10.13.1. An attacker can access, modify, or delete any file without authentication if the username of a victim is known, and the victim has no signing-key configured. This occurs because pre-signed URLs can be accepted even when no signing-key is configured for the owner of the files. The earliest affected version is 10.6.0.

Aliases

CVE-2023-49105

Aliases

CVE-2023-49105

JSON

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{
  "GSD": {
    "alias": "CVE-2023-49105",
    "id": "GSD-2023-49105"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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        "CVE-2023-49105"
      ],
      "details": "An issue was discovered in ownCloud owncloud/core before 10.13.1. An attacker can access, modify, or delete any file without authentication if the username of a victim is known, and the victim has no signing-key configured. This occurs because pre-signed URLs can be accepted even when no signing-key is configured for the owner of the files. The earliest affected version is 10.6.0.",
      "id": "GSD-2023-49105",
      "modified": "2023-12-13T01:20:34.920668Z",
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      "lastModifiedDate": "2023-11-30T19:28Z",
      "publishedDate": "2023-11-21T22:15Z"
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}

CVE-2023-49105 (GCVE-0-2023-49105)

Vulnerability from cvelistv5 – Published: 2023-11-21 00:00 – Updated: 2026-08-28 03:55

Summary

Severity

9.8 (Critical)


                        
                          CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:N

SSVC

Exploitation: active Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2023-11-27 00:00 UTC

CWE

n/a
CWE-287 - Improper Authentication

Assigner

mitre mitre root

References

4 references

URL	Tags
https://owncloud.org/security
https://owncloud.com/security-advisories/webdav-a…
https://hunt.io/blog/chinese-speaking-operator-ph…	third-party-advisory
https://www.cisa.gov/known-exploited-vulnerabilit…	government-resource

Show details on NVD website

JSON

To clipboard

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                  },
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Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.