External risk intelligence

IBM WebSphere Application Server Command Execution Vulnerability

CVE advisoryKnown Exploit

CVE-2015-7450

Certain IBM products may be affected by a vulnerability that allows remote attackers to execute arbitrary commands. This could impact organizations by enabling unauthorized system access and control, potentially leading to data breaches and business disruptions.

4Halo Surface Signal

Deserialization

Ibm Sterling B2b Integrator

5.25.12.12.1.12.1.1.23.13.1.0.13.1.0.23.1.23.1.2.13.0 to 3.0.0.63.5 to 3.5.0.310.0 to 10.0.0.211.07.0.0.08.0.0.08.58.5.0.08.5.5.5

External exposure likelihood

Halo Surface Signal score for CVE-2015-7450

The affected products include enterprise application servers and gateways such as IBM WebSphere and Sterling B2B Integrator. These are commonly deployed as internet-facing application, API, or integration middle-ware, making them frequently accessible from the network to facilitate business-to-business communications or web application hosting.

Horizon Alert

Summary of the vulnerability and why it matters

Certain IBM products, including analytics, business solutions, and IT infrastructure components, are vulnerable due to their reliance on a flawed class within the Apache Commons Collections library. This flaw permits attackers to execute arbitrary commands on affected systems. The primary risk to organizations is the potential for unauthorized command execution, which can lead to system compromise and data breaches.

  • Vulnerable IBM products and Apache Commons Collections
  • Flaw allows arbitrary command execution
  • Potential for system compromise and data breaches

Attack Path

How an attacker could exploit the issue

The identified vulnerability allows remote attackers to execute arbitrary commands by sending a specially crafted serialized Java object. This exploit targets products that utilize serialized-object interfaces, such as certain IBM analytics, business solutions, and infrastructure components. Successful exploitation could lead to unauthorized command execution on the affected systems.

  • External access to vulnerable interfaces.
  • Attacker sends malicious serialized Java object.
  • Remote command execution occurs.

Live Threat

Current exploitation, exposure, and threat context

This vulnerability presents a significant risk to organizations utilizing specific IBM products. Attackers with moderate technical skill could exploit this flaw remotely, potentially leading to the execution of arbitrary commands. This could result in a complete compromise of affected systems, leading to data breaches, system disruption, and significant business risk. The known exploited vulnerabilities catalog lists this CVE, indicating active exploitation.

  • Likely attacker skill level: Moderate.
  • Required access or conditions: Network access, no authentication.
  • Business risk or urgency: High, urgent remediation advised.

Priority actions

Operational Fix

Recommended remediation, mitigation, and detection steps

This vulnerability allows remote attackers to execute arbitrary commands by sending a crafted serialized Java object. This could impact organizations by enabling unauthorized access and control over affected systems, potentially leading to data breaches, service disruptions, and significant business risk. The exploitability of this vulnerability is rated as critical due to its network accessibility and lack of complex authentication or user interaction requirements.- Find affected assets.

  • Reduce exposure or isolate risk.
  • Fix, verify, and monitor.

Frequently asked questions

What is CVE-2015-7450 and which IBM products are affected?

CVE-2015-7450 is a critical vulnerability affecting various IBM products, including analytics, business solutions, cognitive systems, IT infrastructure, and mobile and social products. It allows remote attackers to execute arbitrary commands by sending a crafted serialized Java object, specifically related to the InvokerTransformer class in the Apache Commons Collections library. Affected products include IBM Sterling B2B Integrator, Sterling Integrator, Tivoli Common Reporting, Watson Content Analytics,...

What is the weakness class and trigger path for CVE-2015-7450?

The weakness class for CVE-2015-7450 is CWE-502, which involves the Deserialization of Untrusted Data. Attackers can trigger this vulnerability by sending a specially crafted serialized Java object to affected IBM products. This object exploits the InvokerTransformer class within the Apache Commons Collections library to achieve remote command execution.

How does CVE-2015-7450 allow for command execution and what is the scope?

The vulnerability allows remote attackers to execute arbitrary commands via a crafted serialized Java object. This exploit targets serialized-object interfaces in certain IBM products. The scope of the vulnerability is such that it can lead to unauthorized command execution on the affected systems, potentially resulting in a complete compromise. The exploit does not require complex authentication or user interaction and can be triggered over the network.

What is the relevance of CVE-2015-7450 and its exploitation status?

CVE-2015-7450 is relevant because it allows remote attackers to execute arbitrary commands on a wide range of IBM products, including enterprise application servers and gateways. These products are often internet-facing and accessible, increasing the risk of exploitation. The vulnerability is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, indicating it has been actively exploited in the wild.

What practical steps can organizations take to respond to CVE-2015-7450?

Organizations should first identify all affected IBM assets within their environment. The next step is to reduce or isolate the risk associated with these assets. Finally, apply vendor-provided updates and patches to fix the vulnerability, verify that the remediation has been successful, and continue to monitor the environment for any signs of compromise.

References