Remote code execution in Oracle WebLogic Server
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2015-4852 |
| CWE-ID | CWE-502 |
| Exploitation vector | Network |
| Public exploit | Vulnerability #1 is being exploited in the wild. |
| Vulnerable software Subscribe |
Oracle WebLogic Server Server applications / Application servers |
| Vendor | Oracle |
Security Bulletin
This security bulletin contains one high risk vulnerability.
1) Deserialization of Untrusted Data
EUVDB-ID: #VU47859
Risk: High
CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2015-4852
CWE-ID:
CWE-502 - Deserialization of Untrusted Data
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insecure input validation when processing serialized data in the WLS Security component. A remote attacker can pass specially crafted data to the application and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsOracle WebLogic Server: 10.3.6.0.0 - 12.2.1.0
External linkshttp://foxglovesecurity.com/2015/11/06/what-do-weblogic-websphere-jboss-jenkins-opennms-and-your-application-have-in-common-this-vulnerability/
http://packetstormsecurity.com/files/152268/Oracle-Weblogic-Server-Deserialization-Remote-Code-Execution.html
http://www.openwall.com/lists/oss-security/2015/11/17/19
http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
http://www.oracle.com/technetwork/topics/security/alert-cve-2015-4852-2763333.html
http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
http://www.securityfocus.com/bid/77539
http://www.securitytracker.com/id/1038292
http://blogs.oracle.com/security/entry/security_alert_cve_2015_4852
http://github.com/foxglovesec/JavaUnserializeExploits/blob/master/weblogic.py
http://www.exploit-db.com/exploits/42806/
http://www.exploit-db.com/exploits/46628/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
