high
7.5
CWE
120 119
Advisory Published
CVE Published
Updated

CVE-2020-4434: Buffer Overflow

First published: Mon Jun 08 2020(Updated: )

Certain IBM Aspera applications are vulnerable to buffer overflow based on the product configuration and valid authentication, which could allow an attacker with intimate knowledge of the system to execute arbitrary code or perform a denial-of-service (DoS) through the http fallback service.

Credit: psirt@us.ibm.com

Affected SoftwareAffected VersionHow to fix
IBM Aspera High-Speed Transfer Server<=3.9.3 and earlier
IBM Aspera High-Speed Transfer Endpoint<=3.9.3 and earlier
IBM Aspera Proxy Server<=1.4.3 and earlier
IBM Aspera Transfer Cluster Manager<=1.3.1 with Aspera High-Speed Transfer Server 3.9.3 and earlier
IBM Aspera Application Platform On Demand<=3.7.4 and earlier
IBM Aspera Faspex On Demand<=3.7.4 and earlier
IBM Aspera Server On Demand<=3.7.4 and earlier
IBM Aspera Shares On Demand<=3.7.4 and earlier
IBM Aspera Streaming<=3.9.3 and earlier
IBM Aspera High-Speed Transfer Server for Cloud Pak for Integration<=3.9.10 and earlier
IBM Aspera Application Platform On Demand<=3.7.4
IBM Aspera Faspex On Demand<=3.7.4
IBM Aspera High-Speed Transfer Endpoint<=3.9.3
IBM Aspera High-Speed Transfer Server<=3.9.3
IBM Aspera High-Speed Transfer Server<=3.9.10
IBM Aspera Proxy Server<=1.4.3
IBM Aspera Server On Demand<=3.7.4
IBM Aspera Shares On Demand<=3.7.4
IBM Aspera Streaming<=3.9.3
IBM Aspera Transfer Cluster Manager<=1.3.1

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2020-4434?

    CVE-2020-4434 is classified with a high severity level due to the potential for remote code execution and denial-of-service scenarios.

  • How do I fix CVE-2020-4434?

    To mitigate CVE-2020-4434, upgrade all affected IBM Aspera products to the latest versions as specified in the vendor's security advisory.

  • Which IBM products are affected by CVE-2020-4434?

    CVE-2020-4434 affects multiple IBM Aspera products including High-Speed Transfer Server, Endpoint, Proxy Server, and others listed in the advisory.

  • Can CVE-2020-4434 be exploited without valid credentials?

    Exploitation of CVE-2020-4434 requires valid authentication, making it necessary for an attacker to have legitimate access to the system.

  • What types of attacks can be performed due to CVE-2020-4434?

    CVE-2020-4434 may allow attackers to execute arbitrary code or cause a denial-of-service (DoS) through the HTTP fallback service.

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