Vulnerability-Lookup

CVE-2025-21520 (GCVE-0-2025-21520)

Vulnerability from cvelistv5 – Published: 2025-01-21 20:53 – Updated: 2025-11-03 20:57

Summary

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Options). Supported versions that are affected are 8.0.40 and prior, 8.4.3 and prior and 9.1.0 and prior. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where MySQL Server executes to compromise MySQL Server. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 1.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N).

Severity

1.8 (Low)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-01-22 18:35 UTC

CWE

Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where MySQL Cluster executes to compromise MySQL Cluster. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Cluster accessible data.
CWE-732 - Incorrect Permission Assignment for Critical Resource

Assigner

oracle mitre root

References

2 references

URL	Tags
https://www.oracle.com/security-alerts/cpujan2025.html	vendor-advisory
https://security.netapp.com/advisory/ntap-2025013…

Impacted products

2 products

Vendor	Product	Version	CPE status
Oracle Corporation	MySQL Cluster	Affected: * , ≤ 7.6.32 (custom) Affected: * , ≤ 8.0.40 (custom) Affected: * , ≤ 8.4.3 (custom) Affected: * , ≤ 9.1.0 (custom) cpe:2.3:a:oracle:mysql_cluster:7.6.32_and_prior:::::::* cpe:2.3:a:oracle:mysql_cluster:8.0.40_and_prior:::::::* cpe:2.3:a:oracle:mysql_cluster:8.4.3_and_prior:::::::* cpe:2.3:a:oracle:mysql_cluster:9.1.0_and_prior:::::::*
Oracle Corporation	MySQL Server	Affected: * , ≤ 8.0.40 (custom) Affected: * , ≤ 8.4.3 (custom) Affected: * , ≤ 9.1.0 (custom) cpe:2.3:a:oracle:mysql_server:8.0.40_and_prior:::::::* cpe:2.3:a:oracle:mysql_server:8.4.3_and_prior:::::::* cpe:2.3:a:oracle:mysql_server:9.1.0_and_prior:::::::*

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}

NCSC-2025-0024

Vulnerability from csaf_ncscnl - Published: 2025-01-22 13:32 - Updated: 2025-01-22 13:32

Summary

Kwetsbaarheden verholpen in Oracle MySQL

Scope

37 vulnerabilities in this advisory, including CVE-2025-21520.

CVE-2025-21520

1.8 (Low)


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

Known affected: 9 products

Open the full advisory

RHSA-2025:1671

Vulnerability from csaf_redhat - Published: 2025-02-19 10:31 - Updated: 2026-09-14 14:50

Summary

Red Hat Security Advisory: mysql security update

Severity

Important

Scope

49 vulnerabilities in this advisory, including CVE-2025-21520.

CVE-2025-21520

A flaw was found in MySQL Server (component: Options). This issue may allow unauthorized read access to a subset of MySQL Server data via a high-privileged attacker with logon to the infrastructure and requires human interaction from another user.

1.8 (Low)


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

Fixed: 77 products

https://access.redhat.com/errata/RHSA-2025:1671

Open the full advisory

RHSA-2025:1673

Vulnerability from csaf_redhat - Published: 2025-02-19 11:10 - Updated: 2026-09-14 14:50

Summary

Red Hat Security Advisory: mysql:8.0 security update

Severity

Important

Scope

49 vulnerabilities in this advisory, including CVE-2025-21520.

CVE-2025-21520

1.8 (Low)


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

Fixed: 79 products

https://access.redhat.com/errata/RHSA-2025:1673

Open the full advisory

ubuntu-cve-2025-21520

Vulnerability from osv_ubuntu

Published

2025-01-21 21:15

Modified

2025-12-03 05:21

Summary

Details

Severity

1.8 (Low)


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

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2025-21520	REPORT
	https://www.cve.org/CVERecord?id=CVE-2025-21520	REPORT
	https://www.oracle.com/security-alerts/cpujan2025.html	REPORT

JSON

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{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "percona-server-server",
            "binary_version": "5.6.22-rel71.0-0ubuntu4.1"
          },
          {
            "binary_name": "percona-server-server-5.6",
            "binary_version": "5.6.22-rel71.0-0ubuntu4.1"
          },
          {
            "binary_name": "percona-server-source-5.6",
            "binary_version": "5.6.22-rel71.0-0ubuntu4.1"
          },
          {
            "binary_name": "percona-server-test",
            "binary_version": "5.6.22-rel71.0-0ubuntu4.1"
          },
          {
            "binary_name": "percona-server-test-5.6",
            "binary_version": "5.6.22-rel71.0-0ubuntu4.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "percona-server-5.6",
        "purl": "pkg:deb/ubuntu/percona-server-5.6@5.6.22-rel71.0-0ubuntu4.1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.6.22-rel71.0-0ubuntu2",
        "5.6.22-rel71.0-0ubuntu4",
        "5.6.22-rel71.0-0ubuntu4.1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "percona-xtradb-cluster-server",
            "binary_version": "5.6.37-26.21-0ubuntu0.16.04.2"
          },
          {
            "binary_name": "percona-xtradb-cluster-server-5.6",
            "binary_version": "5.6.37-26.21-0ubuntu0.16.04.2"
          },
          {
            "binary_name": "percona-xtradb-cluster-source-5.6",
            "binary_version": "5.6.37-26.21-0ubuntu0.16.04.2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "percona-xtradb-cluster-5.6",
        "purl": "pkg:deb/ubuntu/percona-xtradb-cluster-5.6@5.6.37-26.21-0ubuntu0.16.04.2?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.6.21-25.8-0ubuntu2",
        "5.6.21-25.8-0ubuntu3",
        "5.6.21-25.8-0ubuntu3.1",
        "5.6.21-25.8-0ubuntu3.2",
        "5.6.34-26.19-0ubuntu0.16.04.1",
        "5.6.34-26.19-0ubuntu0.16.04.2",
        "5.6.37-26.21-0ubuntu0.16.04.1",
        "5.6.37-26.21-0ubuntu0.16.04.2"
      ]
    }
  ],
  "aliases": [],
  "details": "Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Options).  Supported versions that are affected are 8.0.40 and prior, 8.4.3 and prior and  9.1.0 and prior. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where MySQL Server executes to compromise MySQL Server. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 1.8 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N).",
  "id": "UBUNTU-CVE-2025-21520",
  "modified": "2025-12-03T05:21:08Z",
  "published": "2025-01-21T21:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2025-21520"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-21520"
    },
    {
      "type": "REPORT",
      "url": "https://www.oracle.com/security-alerts/cpujan2025.html"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2025-21520"
  ]
}

WID-SEC-W-2025-0167

Vulnerability from csaf_certbund - Published: 2025-01-21 23:00 - Updated: 2026-04-06 22:00

Summary

Oracle MySQL: Mehrere Schwachstellen

Severity

Hoch

Scope

34 vulnerabilities in this advisory, including CVE-2025-21520.

CVE-2025-21520

Known affected: 14 products Last affected: 8 products

Open the full advisory

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.

Action not permitted

CVE-2025-21520 (GCVE-0-2025-21520)

NCSC-2025-0024

RHSA-2025:1671

RHSA-2025:1673

ubuntu-cve-2025-21520

Vulnerability from osv_ubuntu

WID-SEC-W-2025-0167

Tags

Sightings

Nomenclature