Final answer:
The term for weakness in an asset or the lack of a safeguard is 'vulnerability'. It can be applied to both computer security and biological systems, where weaknesses can expose the system or organism to harm or unauthorized access.
Step-by-step explanation:
The weakness in an asset or the absence or the weakness of a safeguard or countermeasure is a vulnerability. In the context of computer security, a vulnerability may be exploited by threats to gain unauthorized access to a system or cause harm. Issues such as immunodeficiency failure, insufficiency, or delay at any level of the immune system, which may be acquired or inherited, serve as analogies in biological systems, where the body's defenses are compromised, making it more susceptible to infections.
Moreover, inability to face minor stress resulting in "crises and death" is a symptom exhibited by systems or organisms that have significant vulnerabilities. Whether in cybersecurity, physical security, or biological systems, vulnerabilities must be identified and addressed to prevent potential exploitation or harm.