CVE-2008-0063

Publication date 19 March 2008

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

The Kerberos 4 support in KDC in MIT Kerberos 5 (krb5kdc) does not properly clear the unused portion of a buffer when generating an error message, which might allow remote attackers to obtain sensitive information, aka "Uninitialized stack values."

Status

Show unmaintained releases

Package	Ubuntu Release	Status
krb5	7.10 gutsy	Fixed 1.6.dfsg.1-7ubuntu0.1
	7.04 feisty	Fixed 1.4.4-5ubuntu3.4
	6.10 edgy	Fixed 1.4.3-9ubuntu1.6
	6.06 LTS dapper	Fixed 1.4.3-5ubuntu0.7

Severity score breakdown

CVSS version: CVSS v3.0

Base score 7.5 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality impact	High
Integrity impact	None
Availability impact	None

Scores

Parameter	Value
Base score	7.5 · High
Exploitability score	-
Impact score	-

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

References

Related Ubuntu Security Notices (USN)

USN-587-1
Kerberos vulnerabilities
19 March 2008