VULNERABILITY INTELLIGENCE

CVE-2009-1786

CVSS score6.9 MEDIUM
EPSS probability0.67%
CISA KEVNot currently listed
Published2009-05-26
Last modified2026-06-16
CVSS vectorAV:L/AC:M/Au:N/C:C/I:C/A:C

Description

The malloc subsystem in libc in IBM AIX 5.3 and 6.1 allows local users to create or overwrite arbitrary files via a symlink attack on the log file associated with the MALLOCDEBUG environment variable.

Weakness classification

  • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Primary references