CVE-2010-0840 Oracle Java Runtime Environment (JRE): software flaw
In plain words: A mistake in the software that attackers have found a way to abuse. Depends on the product — see the description and the vendor advisory.
Confirmed exploited by CISA on · US federal patch deadline Jun 15, 2022
What to do
- Install Oracle's security update for Java Runtime Environment (JRE). If no update exists, follow the vendor's workaround or stop using the product until one ships.
- Keep a list of every internet-facing server you run so nothing is forgotten.
- Patch anything in this catalog first, ahead of normal patch cycles.
- Put admin and file-transfer apps behind a VPN or single sign-on instead of the open internet.
Who is affected
Work IT. Aimed mostly at company systems — you are affected through the companies you use, not your own phone.
What's at risk: Mass data theft and ransomware: a single flaw in a file-transfer or email server has exposed thousands of organisations at once.
The details
- Official name
- Oracle JRE Unspecified Vulnerability
- Product
- Oracle Java Runtime Environment (JRE)
- CISA description
- Unspecified vulnerability in the Java Runtime Environment (JRE) in Java SE component allows remote attackers to affect confidentiality, integrity, and availability via Unknown vectors.
- Type of flaw
- Software flaw
- Confirmed exploited
- May 25, 2022
- US federal patch deadline
- Jun 15, 2022
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Answering about CVE-2010-0840 ·
Questions about CVE-2010-0840
Is CVE-2010-0840 being exploited?
Yes. CISA added CVE-2010-0840 to its Known Exploited Vulnerabilities catalog on May 25, 2022, which means there is reliable evidence of real-world attacks.
How do I fix CVE-2010-0840?
Install Oracle's security update for Java Runtime Environment (JRE). If no update exists, follow the vendor's workaround or stop using the product until one ships. Keep a list of every internet-facing server you run so nothing is forgotten.
Am I affected by CVE-2010-0840?
Only if you use Oracle Java Runtime Environment (JRE). Aimed mostly at company systems — you are affected through the companies you use, not your own phone.