OS-LINUX -- Snort has detected traffic targeting vulnerabilities in a Linux-based operating system. This does not include browser traffic or other software on the OS, but attacks against the OS itself. (such as?)
OS-LINUX Polkit pkexec privilege escalation attempt
This rule alerts on strings from a known ELF binary that is used for privilege escalation within Linux environments. It will detect the attempt to use Polkit's pkexec as a vehicle for this escalation.
What To Look For
This rule will trigger against a compiled ELF executable that allows a malicious user to escalate their privileges in a Linux environment.
No public information
No known false positives
Cisco Talos Intelligence Group
MITRE ATT&CK Framework
Tactic: Privilege Escalation
Technique: Setuid and Setgid
For reference, see the MITRE ATT&CK vulnerability types here:
Escalation of Privilege
An Escalation of Privilege (EOP) attack is any attack method that results in a user or application gaining permissions to access resources they normally would not have access to.
CVE Additional Information