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- Understand what the superclass does and watch out for mutating functionality
- Make sure that new methods that are added to the superclass are overridden appropriately if there is some division of logic
- Never modularize in absurd ways as is apparent in the noncompliant code example
Risk Assessment
TODOModifying a superclass without considering the effect on a subclass can introduce vulnerabilities.
Rule | Severity | Likelihood | Remediation Cost | Priority | Level |
|---|---|---|---|---|---|
OBJ01-J | ?? medium ?? | probable | ?? high | P?? | L?? |
Automated Detection
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Search for vulnerabilities resulting from the violation of this rule on the CERT website.
References
| Wiki Markup |
|---|
\[[SCG 07|AA. Java References#SCG 07]\] Guideline |
1-3 Understand how a superclass can affect subclass behavior |