Caldera UnixWare message catalog format string
| unixware-msg-catalog-format-string (8113) |  High Risk |
Description:
Calderas UnixWare could allow a local attacker to gain elevated privileges on the system, caused by improper validation of user-supplied environment variable values. A local attacker could set the LC_MESSAGES environment variable to call a malicious message catalog, which could allow the attacker to execute arbitrary code on the system with elevated privileges.
Consequences:
Gain Privileges
Remedy:
Apply the erg711179 patch, as listed in Caldera International, Inc. Security Advisory CSSA-2002-SCO.3. See References.
References:
- BugTraq Mailing List, Sat Feb 09 2002 - 21:27:05 CST: Unixware Message catalog exploit code.
- Caldera International, Inc. Security Advisory CSSA-2002-SCO.3: UnixWare 7: message catalog environment variable vulnerability.
- BID-4060: Caldera UnixWare Message Catalog Environment Variable Format String Vulnerability
- CVE-2002-0246: Format string vulnerability in the message catalog library functions in UnixWare 7.1.1 allows local users to gain privileges by modifying the LC_MESSAGE environment variable to read other message catalogs containing format strings from setuid programs such as vxprint.
- OSVDB ID: 5331: SCO Unixware LC_MESSAGE Format String
Platforms Affected:
- SCO Caldera UnixWare 7.1.1
Reported:
Feb 07, 2002
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