External risk intelligence

TIBCO JasperReports Directory Traversal Vulnerability

CVE advisoryKnown Exploit

CVE-2018-18809

A directory traversal vulnerability in TIBCO JasperReports products could allow unauthorized access to host system files. This presents a risk of sensitive data exposure. The U.S. CISA has listed this vulnerability as actively exploited.

4Halo Surface Signal

Path Traversal

Tibco Jasperreports Library

6.4.21 and earlier6.7.0 and earlier7.1.07.2.06.4.3 and earlier7.1.0 and earlier

External exposure likelihood

Halo Surface Signal score for CVE-2018-18809

TIBCO JasperReports Server is commonly deployed as a web application or reporting portal, which often necessitates exposure to the network to allow users to access reports and dashboards. While internal deployments exist, the product's role as a business intelligence and reporting server frequently leads to it being an externally reachable web service within enterprise environments.

Horizon Alert

Summary of the vulnerability and why it matters

The default server implementation of TIBCO JasperReports products has a directory-traversal vulnerability. This flaw could theoretically permit web server users to access files and directories on the host system. This could lead to unauthorized access to sensitive information, potentially impacting data integrity and confidentiality.

  • Vulnerable TIBCO JasperReports products
  • Directory traversal flaw
  • Unauthorized system access

Attack Path

How an attacker could exploit the issue

A directory traversal vulnerability exists in TIBCO JasperReports, potentially allowing unauthorized access to host system files. This could expose sensitive information or impact system integrity. An attacker could leverage this to gain access to unintended directories and their contents.

  • Network exposure required.
  • Unauthenticated attacker gains access.
  • Attacker navigates to sensitive files.

Live Threat

Current exploitation, exposure, and threat context

A directory traversal vulnerability in TIBCO JasperReports Library allows web server users to access host system contents. This could potentially lead to the disclosure of sensitive information and credentials. The United States Cybersecurity and Infrastructure Security Agency (CISA) has added this vulnerability to its Known Exploited Vulnerabilities catalog, indicating active exploitation.

  • Attackers with limited privileges could exploit this.
  • Requires network access and authentication.
  • Poses a high risk due to active exploitation.

Priority actions

Operational Fix

Recommended remediation, mitigation, and detection steps

A directory-traversal vulnerability in TIBCO JasperReports Library may allow web server users to access host system contents. This could impact systems running affected TIBCO JasperReports products, potentially exposing sensitive data. The vulnerability has been observed in the wild, indicating a potential risk to organizations.

  • Find affected TIBCO JasperReports assets.
  • Reduce exposure or isolate risk.
  • Apply vendor fix, verify, and monitor.

Frequently asked questions

What type of vulnerability affects TIBCO JasperReports Library and Server?

TIBCO JasperReports Library and Server are affected by a directory traversal vulnerability. This weakness could allow web server users to access files and directories on the host system that they should not be able to reach.

How does the directory traversal weakness in TIBCO JasperReports operate?

The directory traversal weakness, identified as CWE-22, allows an attacker to manipulate input to access files or directories outside of the intended web root. By crafting specific requests, an attacker could navigate the file system and potentially access sensitive host system contents.

What is the potential impact of exploiting the TIBCO JasperReports directory traversal flaw?

Exploiting this directory traversal flaw could allow unauthorized access to sensitive information on the host system, potentially compromising data confidentiality and integrity. This could lead to further system compromise.

Why is CVE-2018-18809 a concern for organizations?

CVE-2018-18809 is a concern because it has been added to the Cybersecurity & Infrastructure Security Agency's (CISA) Known Exploited Vulnerabilities (KEV) catalog. This indicates that the vulnerability is actively being exploited in the wild, posing a significant and immediate threat to organizations running affected TIBCO JasperReports products.

What steps should organizations take to address the TIBCO JasperReports vulnerability?

Organizations should identify all TIBCO JasperReports assets that may be affected by this vulnerability. It is recommended to reduce the exposure of these assets or isolate them if possible. Applying vendor-provided fixes and verifying their implementation are crucial steps. Continuous monitoring of affected systems is also advised.

References