SID 1:63482

Rule Category

SERVER-APACHE -- Snort has detected traffic exploiting vulnerabilities in Apache servers.

Alert Message

SERVER-APACHE Apache Subversion svn-ssh command injection attempt

Rule Explanation

This rule looks for a command injection found inside of an SVN repo attempting to use a malicious URL to leverage a ProxyCommand when a user attempts to use the command.

What To Look For

This rule alerts on traffic of a malicious SVN repository.

Known Usage

Public information/Proof of Concept available

False Positives

No known false positives

Contributors

Cisco Talos Intelligence Group

Rule Groups

MITRE::ATT&CK Framework::Enterprise::Execution::User Execution::Malicious File

An adversary may rely upon a user opening a malicious file in order to gain execution. Users may be subjected to social engineering to get them to open a file that will lead to code execution. This user action will typically be observed as follow-on behavior from Spearphishing Attachment. Adversaries may use several types of files that require a user to execute them, including .doc, .pdf, .xls, .rtf, .scr, .exe, .lnk, .pif, and .cpl.

Rule Categories::Protocol::Other

CVE

CVE-2017-9800

Rule Vulnerability

Command Injection

Command Injection attacks target applications that allow unsafe user-supplied input. Attackers transmit this input via forms, cookies, HTTP headers, etc. and exploit the applications permissions to execute system commands without injecting code.

CVE Additional Information

This product uses data from the NVD API but is not endorsed or certified by the NVD.

CVE-2017-9800

Loading description

MITRE ATT&CK Framework

Tactic: Initial Access

Technique: Compromise Software Dependencies and Development Tools

For reference, see the MITRE ATT&CK vulnerability types here: https://attack.mitre.org