CVE-2010-4021

Published Dec 2, 2010

Last updated 3 months ago

Overview

Description: The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 does not properly restrict the use of TGT credentials for armoring TGS requests, which might allow remote authenticated users to impersonate a client by rewriting an inner request, aka a "KrbFastReq forgery issue."
Source: cve@mitre.org
NVD status: Modified

Risk scores

CVSS 2.0

Type: Primary
Base score: 2.1
Impact score: 2.9
Exploitability score: 3.9
Vector string: AV:N/AC:H/Au:S/C:N/I:P/A:N

Weaknesses

nvd@nist.gov: CWE-16

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:mit:kerberos_5:1.7:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "DFB1190E-BE7A-4C6B-862D-D5747C64E980"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References