what is log4j
What to know about the Log4j vulnerability?
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A vulnerability living inside a Java-based software known as "Log4j" shook the internet this week.
The list of potential victims encompasses nearly a third of all web servers in the world, according to cybersecurity firm Cybereason. Twitter, Amazon, Microsoft, Apple, IBM, Oracle, Cisco, Google, and one of the world's most popular video games, Minecraft count themselves among the slew of tech and industry giants running the popular software code that U.S. officials estimate have left hundreds of millions of devices exposed.
By Friday, more than 3,700,000 hacking attempts had been made to exploit the vulnerability, according to leading cybersecurity firm Checkpoint, with more than 46% conducted by known malicious groups.
欢迎来到无限，[Bassxn2]！ :) log4j 是 计算机安全 问题，和 0-day-ish 问题，并且它非常普遍，因为 Log4j 是在各种软件中使用的非常流行的库。
很好，很容易修复：
>=2.17.0>=2.12.3>=2.3.1zip -q -d log4j-core-*.jar org/apache/logging/log4j/core/lookup/JndiLookup.class查找入侵痕迹：
请注意，这个问题对时间非常敏感，它不是一个长期的全球挑战。 [标记为到期]
Welcome to Infinity, [Bassxn2]! :) The log4j is a computer security issue, and 0-day-ish issue, and it's super-widespread, because Log4j is very popular library used in all kind of software.
It's good it's easy to fix:
>=2.17.0>=2.12.3>=2.3.1zip -q -d log4j-core-*.jar org/apache/logging/log4j/core/lookup/JndiLookup.classLookup for traces of intrusion:
Take a note, that this issue is very circumstantial time-sensitive, it is not a long-term global challenge. [marked-for-expiry]
谢谢！并感谢详细说明和解释，不胜感激。著名的。
Thank you! And thanks for elaboration and explanation, appreciated. Noted.