Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions that are affected are 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all MySQL Connectors accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Connectors. CVSS 3.1 Base Score 5.9 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H).

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017665 advisory.

    Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions     that are affected are 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker     with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this     vulnerability can result in unauthorized access to critical data or complete access to all MySQL     Connectors accessible data and unauthorized ability to cause a hang or frequently repeatable crash     (complete DOS) of MySQL Connectors. CVSS 3.1 Base Score 5.9 (Confidentiality and Availability impacts).
    CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H).

Tenable has extracted the preceding description block directly from the Unity Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions     that are affected are 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker     with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this     vulnerability can result in unauthorized access to critical data or complete access to all MySQL     Connectors accessible data and unauthorized ability to cause a hang or frequently repeatable crash     (complete DOS) of MySQL Connectors. (CVE-2021-2471)

Note that Nessus relies on the presence of the package as reported by the vendor.

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions
    that are affected are 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker
    with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this
    vulnerability can result in unauthorized access to critical data or complete access to all MySQL
    Connectors accessible data and unauthorized ability to cause a hang or frequently repeatable crash
    (complete DOS) of MySQL Connectors. (CVE-2021-2471)

An update of the mysql package has been released.

The remote SUSE Linux SLES12 / SLES_SAP12 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2022:1142-1 advisory.

  - Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions     that are affected are 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker     with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this     vulnerability can result in unauthorized access to critical data or complete access to all MySQL     Connectors accessible data and unauthorized ability to cause a hang or frequently repeatable crash     (complete DOS) of MySQL Connectors. (CVE-2021-2471)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SUSE15 host has a package installed that is affected by a vulnerability as referenced in the openSUSE-SU-2022:0658-1 advisory.

  - Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions     that are affected are 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker     with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this     vulnerability can result in unauthorized access to critical data or complete access to all MySQL     Connectors accessible data and unauthorized ability to cause a hang or frequently repeatable crash     (complete DOS) of MySQL Connectors. CVSS 3.1 Base Score 5.9 (Confidentiality and Availability impacts).
    CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H). (CVE-2021-2471)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The 8.0.26 and prior versions of MySQL Connectors installed on the remote host are affected by a vulnerability as referenced in the October 2020 CPU advisory. A Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions that are affected are 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all MySQL Connectors accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Connectors.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
314047	Unity Linux 20.1070e Security Update: mysql (UTSA-2026-017665)	Nessus	Unity Linux Local Security Checks	medium
252555	Linux Distros Unpatched Vulnerability : CVE-2021-2471	Nessus	Misc.	medium
419746	SCA: security update for mysql:mysql-connector-java (GHSA-w6f2-8wx4-47r5)	Tenable Cloud Security	SCA Checks	medium
419746	SCA: security update for mysql:mysql-connector-java (GHSA-w6f2-8wx4-47r5)	Tenable Self-Hosted Container Security	SCA Checks	medium
203488	Photon OS 4.0: Mysql PHSA-2021-4.0-0119	Nessus	PhotonOS Local Security Checks	high
159647	SUSE SLES12 Security Update : mysql-connector-java (SUSE-SU-2022:1142-1)	Nessus	SuSE Local Security Checks	medium
158576	openSUSE 15 Security Update : mysql-connector-java (openSUSE-SU-2022:0658-1)	Nessus	SuSE Local Security Checks	medium
155320	Photon OS 3.0: Mysql PHSA-2021-3.0-0327	Nessus	PhotonOS Local Security Checks	high
154292	Oracle MySQL Connectors (October 2021 CPU)	Nessus	Misc.	medium

Detections

Analytics

CVE-2021-2471

medium

Tenable Plugins

medium

medium

medium

medium

high

medium

medium

high

medium