SCO UnixWare pkgadd directory traversal

sco-unixware-pkgadd-directory-traversal (41759)

Medium Risk

Description:

SCO UnixWare could allow a local attacker to traverse directories on the system, caused by an error in pkgadd. An attacker could send a specially-crafted request to the PKGINST environment variable containing "dot dot" sequences (/../) to access arbitrary data on the system.

*CVSS:

Base Score:	2.1
Access Vector:	Local
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	None
Availability Impact:	None
Temporal Score:	1.6
Exploitability:	Proof-of-Concept
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Obtain Information

Remedy:

Refer to the The SCO Group Web site for patch, upgrade or suggested workaround information. See References.

References:

• iDefense Labs PUBLIC ADVISORY: 04.03.08: SCO UnixWare pkgadd Directory Traversal Vulnerability.
• The SCO Group Web site: The SCO Group, Inc. | Products | UnixWare 7.1.4.
• CVE-2008-0310: Directory traversal vulnerability in pkgadd in SCO UnixWare 7.1.4 before p534589 allows local users to create or append to arbitrary files via .. sequences in an unspecified environment variable, probably PKGINST.
• SA29657: SCO UnixWare "pkgadd" Directory Traversal Privilege Escalation
• SECTRACK ID: 1019787: SCO UnixWare pkgadd Directory Traversal Bug Lets Local Users Gain Elevated Privileges

Platforms Affected:

• SCO SCO UnixWare 7.1.3
• SCO SCO UnixWare 7.1.4

Reported:

Apr 04, 2008

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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