CVE-2011-4838

Published Dec 30, 2011

Last updated 4 years ago

Overview

Description: JRuby before 1.6.5.1 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.
Source: cve@mitre.org
NVD status: Analyzed

Hype score: Not currently trending

Risk scores

CVSS 2.0

Type: Primary
Base score: 5
Impact score: 2.9
Exploitability score: 10
Vector string: AV:N/AC:L/Au:N/C:N/I:N/A:P

Weaknesses

nvd@nist.gov: CWE-400

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:jruby:jruby:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "F3DE8162-6FF2-4CDC-B66A-3D06AE5D7CB5",
            "versionEndExcluding": "1.6.5.1"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References