DSA-2025-450: Security Update for Dell NetWorker Virtual Edition OpenSSL Vulnerability

概要: Dell Networker Virtual Edition remediation is available for an OpenSSL vulnerability that could be exploited by malicious users to compromise the affected system.

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影響

Medium

詳細情報

This Security Advisory communicates vulnerabilities affecting versions prior to 19.13 which can be remediated by upgrading to version 19.13 or applying the mitigation steps outlined in the “Workarounds and Mitigation” section, if an immediate upgrade is not possible.

詳細

Third-party Component CVEs More Information
OpenSSL CVE-2023-48795 https://nvd.nist.gov/vuln/searchThis hyperlink is taking you to a website outside of Dell Technologies.

 

デル・テクノロジーズでは、すべてのお客様に対して、CVSSベース スコアに加えて、特定のセキュリティの脆弱性に付随する潜在的な重要度に影響する可能性のある現状スコアや環境スコアも考慮することをお勧めしています。

影響を受ける製品と修復

Product Software/Firmware Affected Versions Remediated Versions Link
NetWorker Networker Virtual Edition Versions prior to 19.13 Version 19.13 or later NetWorker Downloads Area

 

Product Software/Firmware Affected Versions Remediated Versions Link
NetWorker Networker Virtual Edition Versions prior to 19.13 Version 19.13 or later NetWorker Downloads Area

 

Notes:

  1. The Affected Products and Remediation table above may not be a comprehensive list of all affected supported versions and may be updated as more information becomes available.
  2. Versions prior to 19.13 means 19.12.x, 19.11.x, 19.10.x, and 19.9.x family of releases that are still under standard support. For more information refer to Dell End-of-Life Product List for Converged Infrastructure and Storage.
  3. Unless specified as impacted, the term “later releases” encompasses all NetWorker Virtual Edition releases, under standard support, that are of a higher minor or major version than the specified release. Dell recommends that you always upgrade to the latest release/version for your product.

回避策と緩和策

CVE ID Workaround and Mitigation
CVE-2023-48795

To mitigate the vulnerability without upgrading, perform the following steps to disable ChaCha20-Poly1305:

 

  • Open /etc/ssh/sshd_config and add the following line to remove the cipher:
Ciphers -chacha20-poly1305@openssh.com
  • Restart the SSH daemon service by running the following command via CLI:
sudo systemctl restart ss (Alternatively: sudo service sshd restart)
  • Verify the cipher is disabled by executing:
ssh -Q cipher | grep ch

(The output should not include -chacha20-poly1305@openssh.com)

 

変更履歴

RevisionDateDescription
1.02025-12-19Initial Release

 

関連情報

Dell Security Advisories and Notices
Dell Vulnerability Response Policy
CVSS Scoring Guide

法的免責事項

対象製品

NetWorker Family, NetWorker
文書のプロパティ
文書番号: 000405768
文書の種類: Dell Security Advisory
最終更新: 19 12月 2025
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