CVE-2006-0591 Vulnerability Analysis & Exploit Details

CVE-2006-0591
Vulnerability Scoring

1.2
/10
Very Low Risk

The risk associated with CVE-2006-0591 is minimal, making exploitation highly unlikely in real-world scenarios.

Attack Complexity Details

  • Attack Complexity: High
    Exploits require significant effort and special conditions.
  • 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-2006-0591 Details

Status: Modified

Last updated: 🕛 21 Nov 2024, 00:06 UTC
Originally published on: 🕐 08 Feb 2006, 01:02 UTC

Time between publication and last update: 6860 days

CVSS Release: version 2

CVE-2006-0591 Vulnerability Summary

CVE-2006-0591: The crypt_gensalt functions for BSDI-style extended DES-based and FreeBSD-sytle MD5-based password hashes in crypt_blowfish 0.4.7 and earlier do not evenly and randomly distribute salts, which makes it easier for attackers to guess passwords from a stolen password file due to the increased number of collisions.

Assessing the Risk of CVE-2006-0591

Access Complexity Graph

The exploitability of CVE-2006-0591 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-2006-0591

CVE-2006-0591 requires high complexity, reducing its exploitability but still posing a risk.

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-2006-0591, 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-2006-0591, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: None
    CVE-2006-0591 does not compromise confidentiality.
  • Integrity: None
    CVE-2006-0591 does not impact data integrity.
  • Availability: None
    CVE-2006-0591 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: 0.054% (probability of exploit)

EPSS Percentile: 25.8% (lower percentile = lower relative risk)
This vulnerability is less risky than approximately 74.2% of others.

CVE-2006-0591 References

External References

CWE Common Weakness Enumeration

CWE-310

Vulnerable Configurations

  • cpe:2.3:a:solar_designer:crypt_blowfish:0.4.7:*:*:*:*:*:*:*
    cpe:2.3:a:solar_designer:crypt_blowfish:0.4.7:*:*:*:*:*:*:*

Protect Your Infrastructure against CVE-2006-0591: Combat Critical CVE Threats

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