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Finger Service Unused Account Disclosure Vulnerability

Information

Severity

Severity

Critical

Family

Family

Finger abuses

CVSSv2 Base

CVSSv2 Base

10.0

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Solution Type

Solution Type

Workaround

Created

Created

11 years ago

Modified

Modified

3 years ago

Summary

This host is running Finger service and is prone to information disclosure vulnerability.

Insight

Insight

The flaw exists due to finger service display a list of unused accounts for a 'finger 0@host' request.

Affected Software

Affected Software

GNU Finger.

Solution

Solution

Disable finger service, or install a finger service or daemon that limits the type of information provided.

Common Vulnerabilities and Exposures (CVE)