IBM Tivoli Network Manager Critical Vulnerabilities CVSS 9.8
Summary
CERT-Bund disclosed multiple critical vulnerabilities in IBM Tivoli Network Manager IP Edition below version 4.2.0.24 affecting Linux, UNIX, and Windows platforms. The vulnerabilities carry a CVSS Base Score of 9.8 (critical) and enable remote attackers to execute arbitrary code, conduct denial of service attacks, disclose information, and bypass security mechanisms. Mitigation measures are available.
What changed
CERT-Bund issued a security advisory disclosing multiple critical vulnerabilities in IBM Tivoli Network Manager IP Edition prior to version 4.2.0.24. The vulnerabilities, with CVSS Base Score 9.8 and Temporal Score 8.5, affect all supported operating systems (Linux, UNIX, Windows) and enable remote attackers to execute arbitrary code, conduct denial of service attacks, disclose sensitive information, and circumvent security controls.
Organizations using IBM Tivoli Network Manager should immediately identify affected installations and apply available patches or mitigations. Given the critical severity and remote attack vector, unpatched instances pose significant risk of compromise and should be prioritized for remediation. The software is used for Layer-2 and Layer-3 network data collection and distribution in complex network environments.
What to do next
- Identify instances of IBM Tivoli Network Manager IP Edition below version 4.2.0.24
- Apply available patches or mitigations to affected systems
- Monitor for signs of exploitation
Archived snapshot
Apr 11, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
[WID-SEC-2026-1032] IBM Tivoli Network Manager: Mehrere Schwachstellen CVSS Base Score 9.8 (kritisch) CVSS Temporal Score 8.5 (hoch) Remoteangriff ja Datum 08.04.2026 Stand 09.04.2026 Mitigation ja
Betroffene Systeme
Betriebssystem
- Linux
- UNIX
- Windows
Produktbeschreibung
IBM Tivoli Network Manager ist eine Netzanalysesoftware für das Management komplexer Netze. Diese Software erfasst und verteilt Layer-2- und Layer-3-Netzdaten.
Produkte
08.04.2026
- IBM Tivoli Network Manager IP Edition <4.2.0.24
Angriff
Angriff
Ein Angreifer kann mehrere Schwachstellen in IBM Tivoli Network Manager ausnutzen, um beliebigen Programmcode auszuführen, um einen Denial of Service Angriff durchzuführen, um Informationen offenzulegen, und um Sicherheitsvorkehrungen zu umgehen. CVE Informationen Versionshistorie Feedback zum Advisory geben
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