CVE-2011-3544 Oracle Java SE JDK and JRE: command or code injection
In plain words: The program treats text it receives as instructions instead of plain data. The attacker can run commands on the machine — often the whole device is taken over.
Confirmed exploited by CISA on · US federal patch deadline Mar 24, 2022
What to do
- Install Oracle's security update for Java SE JDK and JRE. If no update exists, follow the vendor's workaround or stop using the product until one ships.
- Turn on automatic updates for the operating system and for Office, PDF and archive apps.
- Be careful with unexpected attachments — documents, .zip/.rar files and shortcuts are common bait.
- Use a normal (non-admin) account day to day and keep built-in protection like Microsoft Defender on.
Who is affected
Could reach you. This one is aimed at devices or apps of the kind people own.
What's at risk: Your files, saved passwords and accounts. Many of these let a program that is already running gain full administrator control.
The details
- Official name
- Oracle Java SE Runtime Environment (JRE) Arbitrary Code Execution Vulnerability
- Product
- Oracle Java SE JDK and JRE
- CISA description
- An access control vulnerability exists in the Applet Rhino Script Engine component of Oracle's Java Runtime Environment allows an attacker to remotely execute arbitrary code.
- Type of flaw
- Command or code injection
- Confirmed exploited
- Mar 3, 2022
- US federal patch deadline
- Mar 24, 2022
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Answering about CVE-2011-3544 ·
Questions about CVE-2011-3544
Is CVE-2011-3544 being exploited?
Yes. CISA added CVE-2011-3544 to its Known Exploited Vulnerabilities catalog on Mar 3, 2022, which means there is reliable evidence of real-world attacks.
How do I fix CVE-2011-3544?
Install Oracle's security update for Java SE JDK and JRE. If no update exists, follow the vendor's workaround or stop using the product until one ships. Turn on automatic updates for the operating system and for Office, PDF and archive apps.
Am I affected by CVE-2011-3544?
Only if you use Oracle Java SE JDK and JRE. This one is aimed at devices or apps of the kind people own.