Java Reflection API Vulnerability Exploited

No Java component has had a bigger bull’s eye on its back this year than the Java Reflection API. Bug hunters and hackers alike have found a number of zero-days related to the Reflection API, most of which enable the remote execution of code outside the Java sandbox that’s supposed to prevent suc...

Oracle's Java Security Plans Don't Address Sandbox Flaws

For all of Oracle’s bluster last Thursday about Java security enhancements, next to nothing was said about the real issue behind months of misery this year: the Java sandbox. Oracle broke its radio silence late last week with an out-of-the-blue blogpost full of promises about getting Java right...

[SE-2012-01] New security vulnerabilities and broken fixes in IBM Java

Hello All, Security Explorations discovered 7 additional security issues 62-68 in the latest version of IBM SDK, Java Technology Edition software 1. A majority of the new flaws are due to insecure use or implementation of Java Reflection API. Additionally to the above, we found out that four issu...

[SE-2012-01] Yet another Reflection API flaw affecting Oracle's Java SE

Hello All, Today, a vulnerability report with an accompanying Proof of Concept code was sent to Oracle notifying the company of a new security weakness affecting Java SE 7 software. The new flaw was verified to affect all versions of Java SE 7 including the recently released 1.7.021-b11. It can b...

Java 1.7.0_21-b11 Code Execution

No description provided by source. The new flaw was verified to affect all versions of Java SE 7 including the recently released 1.7.021-b11. It can be used to achieve a complete Java security sandbox bypass on a target system. Successful exploitation in a web browser scenario requires proper use...

Oracle Java Runtime Environment 'Reflection API'任意代码执行漏洞

Oracle Java Runtime Environment是一款为JAVA应用程序提供可靠的运行环境的解决方案。 Oracle Java SE 7包括最近发布的1.7.021-b11存在一个安全漏洞，允许远程攻击者利用漏洞绕过Java安全沙盒，并以WEB浏览器上下文执行任意代码。 要成功利用此漏洞需要用户有一定的交互，如在显示安全警告窗口时需要用户接受执行潜在恶意Java应用的风险。 根据研究者声称，此漏洞还影响Server JRE 7。 0 Oracle Java SE 7及之前版本 厂商解决方案 目前没有详细解决方案提供： http://www.oracle.com...

Unfixed Reflection API vulnerability reported in Java

Founder and CEO of Security Explorations of Poland, Adam Gowdiak has reported a new unpatched security vulnerability in JAVA that affects all Java versions, including 7u21 released last Tuesday. Gowdiak claims to have sent to Oracle a report about a reflection API vulnerability in the newly shipp...

Sandbox-Bypass Exploits Hacks Java 7u21 Update

Optimism and praise followed last week’s Java critical patch update. Oracle not only patched 42 vulnerabilities in the Java browser plug-in, but also added new code-signing restrictions and new prompts warning users when applets are potentially malicious. It took less than a week, however, to...

Unfixed Reflection API vulnerability reported in Java

Founder and CEO of Security Explorations of Poland, Adam Gowdiak has reported a new unpatched security vulnerability in JAVA that affects all Java versions, including 7u21 released last Tuesday. Gowdiak claims to have sent to Oracle a report about a reflection API vulnerability in the newly shipp...

[SE-2012-01] Details of issues fixed by Java SE 7 Update 21

Hello All, Today, Oracle released Java SE 7 Update 21, which among other things addresses six security vulnerabilities that were reported to the company earlier this year Issues 51, 55 and 57-60. Our original vulnerability reports and Proof of Concept codes for these and some previously disclosed...

OpenJDK: MethodHandles.Lookup incorrect permission checks, Java 7 0day (Libraries, 8006017)

Multiple vulnerabilities in Oracle Java 7 before Update 11 allow remote attackers to execute arbitrary code by 1 using the public getMBeanInstantiator method in the JmxMBeanServer class to obtain a reference to a private MBeanInstantiator object, then retrieving arbitrary Class references using t...

OpenJDK: reflection API incorrect checks for proxy classes (Libraries, 7197546, SE-2012-01 Issue 29)

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality, integrity, and availability via unknown vecto...

OpenJDK: reflection API incorrect checks for proxy classes (Libraries, 7197546, SE-2012-01 Issue 29)

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality, integrity, and availability via unknown vecto...

[SE-2012-01] One more attack affecting Oracle's Java SE 7u15

Hello All, Last week, Oracle disputed our claim regarding one of the Issues reported to the company on Feb 25, 2012. This was Issue 54 that was partly responsible for a successful attack demonstrated in the environment of Java SE 7 Update 15. It turns out Oracle's attempt to deny Issue 54 turned...

Prompted by Oracle Rejection, Researcher Finds Five New Java Sandbox Vulnerabilities

Giving a prolific bug hunter an excuse to go poking deeper into a potential security issue generally doesn’t end well or the vendor in question—in this case Oracle. Polish security firm Security Explorations, noteworthy for its Java security research, said today it reported five new vulnerabiliti...

[SE-2012-01] New security issues affecting Oracle's Java SE 7u15

Hello All, We had yet another look into Oracle's Java SE 7 software that was released by the company on Feb 19, 2013. As a result, we have discovered two new security issues numbered 54 and 55, which when combined together can be successfully used to gain a complete Java security sandbox bypass i...

Two More Java Zero Days Found by Polish Research Team

The seemingly endless list of critical zero day bugs found in Java grew longer today with news that one of the flaws fixed in Oracle’s recent patches for the product is under attack and when that bug is paired with another, separate vulnerability, the sandbox in the latest build of Java can be...

OpenJDK: reflection API incorrect checks for proxy classes (Libraries, 7197546, SE-2012-01 Issue 29)

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality, integrity, and availability via unknown vecto...

OpenJDK: reflection API incorrect checks for proxy classes (Libraries, 7197546, SE-2012-01 Issue 29)

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality, integrity, and availability via unknown vecto...

OpenJDK: reflection API incorrect checks for proxy classes (Libraries, 7197546, SE-2012-01 Issue 29)

Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 through Update 11, 6 through Update 38, 5.0 through Update 38, and 1.4.240 and earlier, and OpenJDK 6 and 7, allows remote attackers to affect confidentiality, integrity, and availability via unknown vecto...