CVE-2015-4852

Known Exploited Public Exploit

Description

The WLS Security component in Oracle WebLogic Server 10.3.6.0, 12.1.2.0, 12.1.3.0, and 12.2.1.0 allows remote attackers to execute arbitrary commands via a crafted serialized Java object in T3 protocol traffic to TCP port 7001, related to oracle_common/modules/com.bea.core.apache.commons.collections.jar. NOTE: the scope of this CVE is limited to the WebLogic Server product.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 92.26% Top 5%
KEV Since 
Vendor Advisory oracle.com Vendor Advisory oracle.com Vendor Advisory oracle.com Vendor Advisory oracle.com Vendor Advisory oracle.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html patch vendor advisory
http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html patch
http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html patch vendor advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html patch vendor advisory
https://github.com/foxglovesec/JavaUnserializeExploits/blob/master/weblogic.py product
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html patch vendor advisory
https://blogs.oracle.com/security/entry/security_alert_cve_2015_4852 broken link
http://www.securitytracker.com/id/1038292 vdb entry broken link
http://www.securityfocus.com/bid/77539 vdb entry broken link
http://www.oracle.com/technetwork/topics/security/alert-cve-2015-4852-2763333.html vendor advisory
http://www.openwall.com/lists/oss-security/2015/11/17/19 third party advisory mailing list
https://www.exploit-db.com/exploits/42806/ third party advisory vdb entry exploit
http://foxglovesecurity.com/2015/11/06/what-do-weblogic-websphere-jboss-jenkins-opennms-and-your-application-have-in-common-this-vulnerability/ exploit
http://packetstormsecurity.com/files/152268/Oracle-Weblogic-Server-Deserialization-Remote-Code-Execution.html third party advisory vdb entry exploit
https://www.exploit-db.com/exploits/46628/ third party advisory vdb entry exploit

Frequently Asked Questions

What is the severity of CVE-2015-4852?
CVE-2015-4852 has been scored as a critical severity vulnerability.
How to fix CVE-2015-4852?
To fix CVE-2015-4852, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-4852 being actively exploited in the wild?
It is confirmed that CVE-2015-4852 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~92% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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