CWE Code: 362
Vulnerability Type: privilege_escalation
CVSS Score: 4.4
CWE Name:  Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Summary: transports/appendfile.c in exim before 4.72, when mbx locking is enabled, allows local users to change permissions of arbitrary files or create arbitrary files, and cause a denial of service or possibly gain privileges, via a symlink attack on a lockfile in /tmp/.
Access Authentication: NONE
Access Complexity: MEDIUM
Access Vector: LOCAL
Impact (C/I/A): PARTIAL/PARTIAL/PARTIAL
Published Date: 2010-06-07
Last Modified Date: 2018-10-10