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CVE-2025-3359: Medium Vulnerability in GNUPlot

A medium-severity vulnerability has been identified in GNUPlot, which can lead to a segmentation fault. Organizations should prioritize patching to mitigate potential risks associated with this flaw.

MEDIUMCVSS 6.2 · Published April 7, 2025

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A flaw was found in GNUPlot. A segmentation fault via IO_str_init_static_internal may jeopardize the environment. This vulnerability has a CVSS score of 6.2, categorizing it as medium severity. Given the potential for system disruptions, organizations should take this vulnerability seriously and address it promptly.

Risk to organizations includes potential service interruptions due to the segmentation fault, which can affect the stability of systems running GNUPlot. Although there are currently no known exploits, the nature of the vulnerability necessitates that it is monitored closely.

Organizations should prioritize patching immediately to mitigate risks associated with this vulnerability. The vulnerability was published on April 7, 2025, and continues to receive attention from security researchers.

This vulnerability allows attackers to potentially cause denial of service conditions, making it critical for organizations using GNUPlot to review their environments and implement necessary patches or workarounds.

Vulnerability Details

The vulnerability identified as CVE-2025-3359 is classified as a segmentation fault through the IO_str_init_static_internal function within GNUPlot. The CVSS score of 6.2 indicates a medium severity level, highlighting the importance of addressing this flaw. The vulnerability affects all versions of GNUPlot prior to patches being released.

The publication date is April 7, 2025, and the last modified date is May 3, 2026. The Common Weakness Enumeration (CWE) classification associated with this vulnerability is CWE-754.

Technical Analysis

The root cause of this vulnerability stems from improper handling within the IO_str_init_static_internal function, leading to a segmentation fault. The attack vector for this vulnerability is local, meaning it requires access to the system running GNUPlot to exploit the flaw. The attack complexity is rated as low, and there are no privileges required for exploitation, nor is user interaction needed.

The impacts of this vulnerability are significant in terms of availability, as it can lead to system crashes or unresponsive states. However, there is no impact on confidentiality or integrity.

Risk & Impact Analysis

The deployment risk associated with this vulnerability is moderate, given that it can cause disruption in environments utilizing GNUPlot for graphical representations and data analysis. Organizations heavily reliant on this tool should be particularly vigilant, as the blast radius could extend across various applications that utilize GNUPlot. Urgency for remediation is also moderate, given the potential for denial of service conditions.

Exploitation Status

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

No

Ransomware Use

No

Affected Versions

All versions of GNUPlot prior to vendor patch are affected. Organizations should check for available updates to ensure their systems are secured against this vulnerability.

Mitigation & Remediation

Organizations should prioritize patching immediately to address this vulnerability. It is recommended to upgrade to the latest version of GNUPlot where fixes have been implemented. In the absence of a patch, consider implementing configuration hardening or network controls to limit access to systems running GNUPlot.

Detection Guidance

Monitor logs for unusual behavior that may indicate exploitation attempts. Additionally, keep an eye out for any network anomalies or system changes that could indicate unauthorized access or exploitation.

AppSecure Threat Intelligence Insight

The long-term significance of this vulnerability reflects the ongoing challenges with local exploit vulnerabilities in commonly used software. Security teams should take this as a reminder to regularly review and update their vulnerability management programs and maintain awareness of potential weaknesses in their software stack. For more comprehensive security strategies, organizations can explore our penetration testing services.

In addition, reviewing our penetration testing methodology can provide security teams with insights into assessing their vulnerabilities.

Lastly, organizations should consider reading about vulnerability management programs to enhance their overall security posture.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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