Security Advisory SA50713 - 389 Directory Server "modifyRDN" ACL Bypass Vulnerability

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Secunia Advisory SA50713

389 Directory Server "modifyRDN" ACL Bypass Vulnerability

Secunia Advisory

SA50713

Release Date

2012-09-26

Last Update

2012-09-27

Popularity

882 views

Comments

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Criticality level

Less critical

Impact

Security Bypass

Where

From local network

Authentication level

This information is available to Secunia VIM customers

Report reliability

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Solution Status

Vendor Workaround

Systems affected

This information is available to Secunia VIM customers

Approve distribution

This information is available to Secunia VIM customers

Software:

389 Directory Server (formerly known as Fedora Directory Server) 1.x

Secunia CVSS Score

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CVE Reference(s)

CVE-2012-4450 CVSS score available to Secunia VIM customers

Description

A vulnerability has been reported in 389 Directory Server, which can be exploited by malicious users to bypass certain security restrictions.

The vulnerability is caused due to an error when performing the "modifyRDN" operation, which can be exploited to bypass the ACL and gain access to restricted entries when a DN entry is moved via database modify RDN function.

The vulnerability is reported in version 1.2.10. Other versions may also be affected.

Solution
Fixed in the GIT repository.

Provided and/or discovered by
Noriko Hosoi, Red Hat.

Changelog
Further details available to Secunia VIM customers

Original Advisory
https://fedorahosted.org/389/ticket/340

Other references
Further details available to Secunia VIM customers

Deep Links
Links available to Secunia VIM customers

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Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: 389 Directory Server "modifyRDN" ACL Bypass Vulnerability

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Secunia Advisory SA50713

389 Directory Server "modifyRDN" ACL Bypass Vulnerability

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