CVEvulnerability

CVE-2015-4852

9.8 CRITICAL Known exploited Published 2015-11-18 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

Oracle WebLogic Server Deserialization of Untrusted Data Vulnerability — Oracle WebLogic Server

Oracle WebLogic Server contains a deserialization of untrusted data vulnerability within Apache Commons, which can allow for for remote code execution.

Added to KEV: 2021-11-03
Remediation due: 2022-05-03
Ransomware use: Unknown
Required action: Apply updates per vendor instructions.
Notes: https://nvd.nist.gov/vuln/detail/CVE-2015-4852

Status: Analyzed
Published: 2015-11-18
Last modified: 2026-06-17
Assigner: [email protected]
CVSS 3.1 ([email protected]): 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0): 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected]): 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses: CWE-502

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.

Affected configurations

• oracle virtual desktop infrastructure (<= 3.5.2) • oracle storagetek tape analytics sw tool 2.3 • oracle weblogic server 10.3.6.0.0 • oracle weblogic server 12.1.2.0.0 • oracle weblogic server 12.1.3.0.0 • oracle weblogic server 12.2.1.0.0

Weakness · CWE (1)

CWE-502 Deserialization of Untrusted Data weakness

Referenced by CWE · observed example (1)

CWE-502 Deserialization of Untrusted Data weakness

References

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 Exploit, Third Party Advisory, VDB Entry
http://www.openwall.com/lists/oss-security/2015/11/17/19 Mailing List, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html Patch
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html Patch, Vendor Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html Patch, Vendor Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html Patch, Vendor Advisory
http://www.oracle.com/technetwork/topics/security/alert-cve-2015-4852-2763333.html Vendor Advisory
http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html Patch, Vendor Advisory
http://www.securityfocus.com/bid/77539 Broken Link
http://www.securitytracker.com/id/1038292 Broken Link
https://blogs.oracle.com/security/entry/security_alert_cve_2015_4852 Broken Link
https://github.com/foxglovesec/JavaUnserializeExploits/blob/master/weblogic.py Product
https://www.exploit-db.com/exploits/42806/ Exploit, Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/46628/ Exploit, Third Party Advisory, VDB Entry
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 Exploit, Third Party Advisory, VDB Entry
http://www.openwall.com/lists/oss-security/2015/11/17/19 Mailing List, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html Patch
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html Patch, Vendor Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html Patch, Vendor Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html Patch, Vendor Advisory
http://www.oracle.com/technetwork/topics/security/alert-cve-2015-4852-2763333.html Vendor Advisory
http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html Patch, Vendor Advisory
http://www.securityfocus.com/bid/77539 Broken Link
http://www.securitytracker.com/id/1038292 Broken Link
https://blogs.oracle.com/security/entry/security_alert_cve_2015_4852 Broken Link
https://github.com/foxglovesec/JavaUnserializeExploits/blob/master/weblogic.py Product
https://www.exploit-db.com/exploits/42806/ Exploit, Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/46628/ Exploit, Third Party Advisory, VDB Entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-4852 US Government Resource