27872 : MIT Kerberos 5 ksu seteuid() Local Privilege Escalation
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Timeline

Disclosure Date
2006-08-08

Description

MIT Kerberos 5 contains a flaw that may allow a malicious user to gain access to unauthorized privileges. The issue is triggered when the seteuid() call fails in the ksu program. This flaw may lead to a loss of confidentiality and/or integrity.

Classification

Location: Local Access Required
Attack Type: Information Disclosure, Input Manipulation
Impact: Loss of Confidentiality, Loss of Integrity
Exploit: Exploit Unknown

Solution

Upgrade to version 1.4.4, 1.5.1 or higher, as it has been reported to fix this
vulnerability. Additionally, the vendor has released a patch to address this
issue, or users may opt to apply the following workaround: Disable the affected program by removing the SUID bit

Products

MIT
Kerberos 5
1.4.3
1.4.4
1.5
1.5.1

References

Tools & Filters

22214 22283 22688 24169 24190 24928 25630 27312 27908 27913 29496

Credit

  • Marcus Meissner - meissnersuse.de -
  • Michael Calmer -
  • Sachin Punadikar -

CVSSv2 Score

CVSSv2 Base Score = 7.2
Source: nvd.nist.gov | Generated: 2006-08-10 | Disagree?

Access_vector_0 Access_complexity_2 Authentication_2 Confidentiality_impact_2 Integrity_impact_2 Availability_impact_2

Comments

No Comments.

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