Tenable Nessus 2023 Release Notes
Plugin Releases
For information about recent changes to Tenable Nessus plugins, see the Plugin Release Notes.
Tenable Nessus 10.5.7 (2023-11-16)

The following are security updates included in Tenable Nessus 10.5.7:
-
Fixed a local privilege escalation bug.
For more information, see the Tenable Product Security Advisory.

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Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.
-
If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners, Tenable Agents, Tenable Web App Scanning scanners, or Tenable Network Monitors (NNM) located in mainland China, you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.
- You can upgrade to the latest version of Tenable Nessus from any previously supported version.
- If your upgrade path skips versions of Tenable Nessus, Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.
- If you want your scanners to update to the newest version before the GA date automatically, set your Tenable Nessus Update Plan to Opt in to Early Access releases.
- If you want to update your scanners to the latest version before the GA date manually, disable automatic updates so the scanner does not automatically downgrade to the previous version.
Tenable Nessus 10.5.6 (2023-10-31)

The following are security updates included in Tenable Nessus 10.5.6:
-
Fixed a local privilege escalation vulnerability.
-
Updated OpenSSL to version 3.0.12.
For more information, see the Tenable Product Security Advisory.

-
Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.
-
If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners, Tenable Agents, Tenable Web App Scanning scanners, or Tenable Network Monitors (NNM) located in mainland China, you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.
- You can upgrade to the latest version of Tenable Nessus from any previously supported version.
- If your upgrade path skips versions of Tenable Nessus, Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.
- If you want your scanners to update to the newest version before the GA date automatically, set your Tenable Nessus Update Plan to Opt in to Early Access releases.
- If you want to update your scanners to the latest version before the GA date manually, disable automatic updates so the scanner does not automatically downgrade to the previous version.
Tenable Nessus 10.5.5 (2023-09-21)

The following are security updates included in Tenable Nessus 10.5.5:
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Fixed an issue in which it was possible to configure log files to overwrite sensitive system files.
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Fixed an issue in which is was possible to enumerate Tenable Nessus users without authentication.
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Fixed a potential pass-back flaw in the Tenable Nessus SMTP credentials.
For more information, see the Tenable Product Security Advisory.

-
Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.
-
If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners, Tenable Agents, Tenable Web App Scanning scanners, or Tenable Network Monitors (NNM) located in mainland China, you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.
- You can upgrade to the latest version of Tenable Nessus from any previously supported version.
- If your upgrade path skips versions of Tenable Nessus, Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.
- If you want your scanners to update to the newest version before the GA date automatically, set your Tenable Nessus Update Plan to Opt in to Early Access releases.
- If you want to update your scanners to the latest version before the GA date manually, disable automatic updates so the scanner does not automatically downgrade to the previous version.
Tenable Nessus 10.5.4 (2023-08-02)

The following enhancements are included in Tenable Nessus 10.5.4:
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Improved the processing of known_CA.inc during plugin updates.

The following are security updates included in Tenable Nessus 10.5.4:
-
Updated OpenSSL to 3.0.10.
For more information, see the Tenable Product Security Advisory.

Bug Fix | Defect ID | Applies to |
---|---|---|
Fixed an issue in which the Extended Migration tab would load indefinitely. | 01634438 | Tenable Nessus Manager |
Fixed an issue that caused a cluster child node to restart every hour. | 01624618 | All Tenable Nessus versions |

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Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.
-
If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners, Tenable Agents, Tenable Web App Scanning scanners, or Tenable Network Monitors (NNM) located in mainland China, you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.
- You can upgrade to the latest version of Tenable Nessus from any previously supported version.
- If your upgrade path skips versions of Tenable Nessus, Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.
- If you want your scanners to update to the newest version before the GA date automatically, set your Tenable Nessus Update Plan to Opt in to Early Access releases.
- If you want to update your scanners to the latest version before the GA date manually, disable automatic updates so the scanner does not automatically downgrade to the previous version.
Tenable Nessus 10.5.3 (2023-06-27)

The following are security updates included in Tenable Nessus 10.5.3:
-
Updated OpenSSL to 3.0.9.
For more information, see the Tenable Product Security Advisory.

-
Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.
-
If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners, Tenable Agents, Tenable Web App Scanning scanners, or Tenable Network Monitors (NNM) located in mainland China, you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.
- You can upgrade to the latest version of Tenable Nessus from any previously supported version.
- If your upgrade path skips versions of Tenable Nessus, Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.
- If you want your scanners to update to the newest version before the GA date automatically, set your Tenable Nessus Update Plan to Opt in to Early Access releases.
- If you want to update your scanners to the latest version before the GA date manually, disable automatic updates so the scanner does not automatically downgrade to the previous version.
Tenable Nessus 10.5.2 (2023-05-11)

The following are security updates included in Tenable Nessus 10.5.2:
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Updated libxml2 to 2.11.1.
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Updated libxslt to 1.1.37.
For more information, see the Tenable Product Security Advisory.

-
Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.
-
If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners, Tenable Agents, Tenable Web App Scanning scanners, or Tenable Network Monitors (NNM) located in mainland China, you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.
- You can upgrade to the latest version of Tenable Nessus from any previously supported version.
- If your upgrade path skips versions of Tenable Nessus, Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.
- If you want your scanners to update to the newest version before the GA date automatically, set your Tenable Nessus Update Plan to Opt in to Early Access releases.
- If you want to update your scanners to the latest version before the GA date manually, disable automatic updates so the scanner does not automatically downgrade to the previous version.
Tenable Nessus 10.5.1 (2023-03-30)

Bug Fix | Defect ID | Applies to |
---|---|---|
Fixed the logic that Tenable Nessus plugins use to determine whether ports are open or closed before port scanning. | 01567463, 01565318, 01570037, 01567594, 01571554, 01570459, 01574943, 01569096 | All Tenable Nessus versions |
Fixed an issue where Tenable Security Center-managed scanners were not communicating with Tenable Security Center during setup. | 01570364, 01572426, 01571146 | All Tenable Nessus versions |
Fixed an issue where agent core updates were not processing on Tenable Nessus Manager. | 01576489, 01571544 | Tenable Nessus Manager |

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Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.
-
If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners, Tenable Agents, Tenable Web App Scanning scanners, or Tenable Network Monitors (NNM) located in mainland China, you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.
- You can upgrade to the latest version of Tenable Nessus from any previously supported version.
- If your upgrade path skips versions of Tenable Nessus, Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.
- If you want your scanners to update to the newest version before the GA date automatically, set your Tenable Nessus Update Plan to Opt in to Early Access releases.
- If you want to update your scanners to the latest version before the GA date manually, disable automatic updates so the scanner does not automatically downgrade to the previous version.
Tenable Nessus 10.5.0 (2023-03-02)

The following are the new features included in Tenable Nessus 10.5.0:
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Added Docker support for Tenable Security Center-managed scanners. For more information, see Deploy Tenable Nessus as a Docker Image.
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Added the ability to save custom filter configurations. For more information, see Search and Filter Results.
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Improved the activation workflow of purchased products. Activating previously purchased products is now easier. For more information, see Configure Tenable Nessus.
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Expanded VPR for Tenable Nessus Professional, Tenable Nessus Expert, and Tenable Nessus Essentials.
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Updated the Tenable Nessus Manager Sensors tab to show agent UUIDs.
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Enhanced Attack Surface Discovery results filtering so that you can filter by all result columns.
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Added the ability to export Attack Surface Discovery scan results.

The following enhancements are included in Tenable Nessus 10.5.0:
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Removed the VPR Top Threats scan results tab.
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Improved CA read performance over TLS.
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Improved Tenable Nessus global DB backup performance.
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Added Terrascan.db to the nessuscli backup command.

The following are security updates included in Tenable Nessus 10.5.0:
-
Updated spin.js to 2.3.2.
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Updated datatables.net to 1.13.2.
-
Updated OpenSSL to 3.0.8.
For more information, see the Tenable Product Security Advisory.

Bug Fix | Defect ID | Applies to |
---|---|---|
Updated Tenable Nessus to send socket timeouts when the send operation is in the SSL_WANT_READ state. | 01515292 | Managed Tenable Nessus scanners |
Reduced Tenable Nessus memory use when parsing hostnames. | 01490663 | All Tenable Nessus scanners installed in Windows environments |
Fixed a bug that generated the API disabled message. | 01521210 | All Tenable Nessus versions |
Added Kanji font support in PDF reports. | 01406825 | All Tenable Nessus versions |
Prevented configuration of the default cluster group while plugins are compiling. | 01499319 | Tenable Nessus Manager |
Tenable Nessus now backs up default files when you perform a full reset of Tenable Nessus. | 01469769 | All Tenable Nessus versions |
Fixed a PDF page break issue. | 01474946 | All Tenable Nessus versions |
Added the build number to the available Tenable Agent upgrade listing. | 01449324 | Tenable Nessus Manager |
Modified the behavior of payload handling to return a 400 error if a payload is not complete. | 01443043 | All Tenable Nessus versions |
Modified Tenable Nessus to load activation workflow scripts locally to prevent plugin 119811 from flagging tenable.com. | 01518622, 01516109 | All Tenable Nessus versions |

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Added support for the following operating systems:
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Rocky Linux 9 (x86_64 and AArch64)
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Alma Linux 9 (x86_64 and AArch64)
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Red Hat Enterprise Linux 9 (x86_64 and AArch64)
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Debian 11 (i386 and AMD64)
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Removed support for the following operating systems:
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FreeBSD 11 and earlier
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Ubuntu 13.10 and earlier
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SUSE 11 and earlier
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Debian 9 and earlier
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Oracle Linux 6 and earlier
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CentOS 6 and earlier
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Kali 2019 and earlier
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Windows 8 and earlier
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Windows Server 2008 R2 and earlier
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macOS 10.15 and earlier
-

-
Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.
-
If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners, Tenable Agents, Tenable Web App Scanning scanners, or Tenable Network Monitors (NNM) located in mainland China, you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.
- You can upgrade to the latest version of Tenable Nessus from any previously supported version.
- If your upgrade path skips versions of Tenable Nessus, Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.
- If you want your scanners to update to the newest version before the GA date automatically, set your Tenable Nessus Update Plan to Opt in to Early Access releases.
- If you want to update your scanners to the latest version before the GA date manually, disable automatic updates so the scanner does not automatically downgrade to the previous version.