Update Date
11/13/2023

Class: Exploit

Exploits are programs that contain data or executable code which take advantage of one or more vulnerabilities in software running on a local or remote computer for clearly malicious purposes. Often, malicious users employ an exploit to penetrate a victim computer in order to subsequently install malicious code (for example, to infect all visitors to a compromised website with a malicious program). Additionally, exploits are commonly used by Net-Worms in order to hack a victim computer without any action being required from the user. Nuker programs are notable among exploits; such programs send specially crafted requests to local or remote computers, causing the system to crash.

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Platform: Linux

Linux is a family of UNIX-influenced operating systems based on the Linux kernel and GNU tools.

Family: CVE-2021-3493

No family description

Examples

DBDFA13110C49F03C9B094957AAAD18D
3176DD54AEBB2B7019F0EACC9CCC1975
7B0F7A6B172DF866697EF858C7879581
490E26EA28F0AE5737FD995DCA5E3B55
A2E463ABF9BACBFACDF972FA1FC1675B

Tactics and Techniques: Mitre*

TA0005
Defense Evasion

Adversaries may delete files left behind by the actions of their intrusion activity. Malware, tools, or other non-native files dropped or created on a system by an adversary (ex: Ingress Tool Transfer) may leave traces to indicate to what was done within a network and how. Removal of these files can occur during an intrusion, or as part of a post-intrusion process to minimize the adversary’s footprint.


T1070.004
File Deletion

Adversaries may delete files left behind by the actions of their intrusion activity. Malware, tools, or other non-native files dropped or created on a system by an adversary (ex: Ingress Tool Transfer) may leave traces to indicate to what was done within a network and how. Removal of these files can occur during an intrusion, or as part of a post-intrusion process to minimize the adversary’s footprint.


* © 2025 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.

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