SERVER-OTHER -- Snort has detected traffic exploiting vulnerabilities in a server in the network.
SERVER-OTHER Exim malformed BDAT code execution attempt
This event is generated when a code execution attempt is detected in Exim. Impact: Attempted Administrator Privilege Gain Details: In the SMTP daemon in Exim 4.88 and 4.89 allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via vectors involving BDAT commands. Recommendation: Upgrade to the latest version of software and apply the appropriate vendor-supplied patches. The host should be checked for potential compromise. Ease of Attack:
This rule alerts on initial exploit traffic.
No public information
No known false positives
Cisco Talos Intelligence Group
No rule groups
Use After Free
Use After Free (UAF) attacks target computer memory flaws to corrupt the memory execute code. The name refers to attempts to use memory after it has been freed, which can cause a program to crash under normal circumstances, or result in remote code execution in a successful attack.
CVE-2017-16943 |
Loading description
|
Tactic: Execution
Technique: Trusted Developer Utilities
For reference, see the MITRE ATT&CK vulnerability types here: https://attack.mitre.org