CVE-2015-4852

Summary

CVECVE-2015-4852
StatePUBLISHED
Assigneroracle
Source PriorityCVE Program / NVD first with legacy fallback
Published2015-11-18 15:59:00 UTC
Updated2026-04-21 19:14:06 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.929770000 probability, percentile 0.997800000 (date 2026-04-23)

CISA KEV: Listed on 2021-11-03; due 2022-05-03; ransomware use Unknown

Problem Types: CWE-502 | n/a | CWE-502 CWE-502 Deserialization of Untrusted Data


VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1ADPDECLARED9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary7.5AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:N/AC:L/Au:N/C:P/I:P/A:P

CISA Known Exploited Vulnerability

VendorOracle
ProductWebLogic Server
NameOracle WebLogic Server Deserialization of Untrusted Data Vulnerability
Required ActionApply updates per vendor instructions.
Noteshttps://nvd.nist.gov/vuln/detail/CVE-2015-4852

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Oracle Storagetek Tape Analytics Sw Tool 2.3 All All All
Application Oracle Virtual Desktop Infrastructure All All All All
Application Oracle Weblogic Server 10.3.6.0.0 All All All
Application Oracle Weblogic Server 12.1.2.0.0 All All All
Application Oracle Weblogic Server 12.1.3.0.0 All All All
Application Oracle Weblogic Server 12.2.1.0.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
oss-security - Re: Assign CVE for common-collections remote code execution on deserialisation flaw af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
Oracle Critical Patch Update - April 2017 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Patch
JavaUnserializeExploits/weblogic.py at master · foxglovesec/JavaUnserializeExploits · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Product
Oracle Critical Patch Update - October 2016 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Patch, Vendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog 134c704f-9b21-4f2e-91b3-4a467353bcc0 www.cisa.gov US Government Resource
Oracle WebLogic Server 10.3.6.0 - Java Deserialization Remote Code Execution af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com Exploit, Third Party Advisory, VDB Entry
What Do WebLogic, WebSphere, JBoss, Jenkins, OpenNMS, and Your Application Have in Common? This Vulnerability. | af854a3a-2127-422b-91ae-364da2661108 foxglovesecurity.com Exploit
Oracle Critical Patch Update - October 2017 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Patch, Vendor Advisory
Oracle Weblogic Server Deserialization Remote Code Execution ≈ Packet Storm af854a3a-2127-422b-91ae-364da2661108 packetstormsecurity.com Exploit, Third Party Advisory, VDB Entry
Oracle Security Alert CVE-2015-4852 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Vendor Advisory
Oracle Critical Patch Update - January 2016 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Patch, Vendor Advisory
Oracle Critical Patch Update - January 2018 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Patch, Vendor Advisory
Oracle Weblogic Server Deserialization RCE - Raw Object (Metasploit) - Multiple remote Exploit af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com Exploit, Third Party Advisory, VDB Entry
Solaris Flaws Let Remote and Local Users Obtain Elevated Privileges and Deny Service and Let Local Users Access and Modify Data - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Broken Link
Security Alert CVE-2015-4852 Released (The Oracle Software Security Assurance Blog) af854a3a-2127-422b-91ae-364da2661108 blogs.oracle.com Broken Link
Oracle WebLogic Server CVE-2015-4852 Remote Code Execution Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

Additional Advisory Data

SourceTimeEvent
ADP2021-11-03T00:00:00.000ZCVE-2015-4852 added to CISA KEV
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