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cvelistIbmCVELIST:CVE-2021-20556
HistoryMay 03, 2024 - 5:31 p.m.

CVE-2021-20556 IBM Cognos Controller information disclosure

2024-05-0317:31:31
CWE-204
ibm
www.cve.org
ibm cognos controller
username enumeration
vulnerability
ibm x-force id

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

6.3 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

9.0%

IBM Cognos Controller 10.4.1, 10.4.2, and 11.0.0 could allow a remote user to enumerate usernames due to differentiating error messages on existing usernames. IBM X-Force ID: 199181.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Cognos Controller",
    "vendor": "IBM",
    "versions": [
      {
        "status": "affected",
        "version": "10.4.1, 10.4.2, 11.0.0"
      }
    ]
  }
]

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

6.3 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

9.0%

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