OSVDB ID: 5585 Title: IBM AIX libi18n Library Long LANG Variable Overflow |
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Description |
A local buffer overflow exists in IBM AIX library libi18n. The library function _GETLAYOUTINITFUNC fails to validate the length of the LANG environment variable resulting in a buffer overflow. With a specially crafted request, an attacker can gain root privileges resulting in a loss of confidentiality and/or integrity. |
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Location:
Local Access Required
Attack Type: Input Manipulation Impact: Loss of Confidentiality, Loss of Integrity Exploit: Exploit Unknown Disclosure: OSVDB Verified |
Solution |
Upgrade AIX using the APAR numbers AIX 5.1: IY21309 and AIX 4.3: IY20867 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds. |
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