CVE-2003-0856 Vulnerability Analysis & Exploit Details

CVE-2003-0856
Vulnerability Scoring

4.9
/10
Medium Risk

While not critical, CVE-2003-0856 could compromise confidentiality or integrity in certain conditions.

Attack Complexity Details

  • Attack Complexity: Low
    Exploits can be performed without significant complexity.
  • Attack Vector: Local
    Local access is required to exploit this vulnerability.
  • Privileges Required: None
    No authentication is required for exploitation.
  • Scope:
    Impact is confined to the initially vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2003-0856 Details

Status: Modified

Last updated: 🕦 20 Nov 2024, 23:45 UTC
Originally published on: 🕔 15 Dec 2003, 05:00 UTC

Time between publication and last update: 7646 days

CVSS Release: version 2

CVE-2003-0856 Vulnerability Summary

CVE-2003-0856: iproute 2.4.7 and earlier allows local users to cause a denial of service via spoofed messages as other users to the kernel netlink interface.

Assessing the Risk of CVE-2003-0856

Access Complexity Graph

The exploitability of CVE-2003-0856 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2003-0856

The vulnerability CVE-2003-0856 is highly exploitable since it requires low complexity and no authentication.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2003-0856, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2003-0856, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: None
    CVE-2003-0856 does not compromise confidentiality.
  • Integrity: None
    CVE-2003-0856 does not impact data integrity.
  • Availability: None
    CVE-2003-0856 does not affect system availability.

Exploit Prediction Scoring System (EPSS)

The EPSS score estimates the probability that this vulnerability will be exploited in the near future.

EPSS Score: 0.042% (probability of exploit)

EPSS Percentile: 5.02% (lower percentile = lower relative risk)
This vulnerability is less risky than approximately 94.98% of others.

CVE-2003-0856 References

External References

CWE Common Weakness Enumeration

NVD-CWE-Other

Protect Your Infrastructure against CVE-2003-0856: Combat Critical CVE Threats

Stay updated with real-time CVE vulnerabilities and take action to secure your systems. Enhance your cybersecurity posture with the latest threat intelligence and mitigation techniques. Develop the skills necessary to defend against CVEs and secure critical infrastructures. Join the top cybersecurity professionals safeguarding today's infrastructures.

Other 5 Recently Published CVEs Vulnerabilities

  • CVE-2024-43107 – Improper Certificate Validation (CWE-295) in the Gallagher Milestone Integration Plugin (MIP) permits unauthenticated messages (e.g. alarm events) ...
  • CVE-2024-41724 – Improper Certificate Validation (CWE-295) in the Gallagher Command Centre SALTO integration allowed an attacker to spoof the SALTO server. Thi...
  • CVE-2025-2133 – A vulnerability classified as problematic was found in ftcms 2.1. Affected by this vulnerability is an unknown functionality of the file /admin/ind...
  • CVE-2025-2132 – A vulnerability classified as critical has been found in ftcms 2.1. Affected is an unknown function of the file /admin/index.php/web/ajax_all_lists...
  • CVE-2025-2131 – A vulnerability was found in dayrui XunRuiCMS up to 4.6.3. It has been rated as problematic. This issue affects some unknown processing of the comp...