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
Published Nov 18, 2015 ·Due May 3, 2022
9.8
CRITICALCVSS 3.1
EPSS 96.03%
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 products
No data.
Configuration 1
- ≤ 3.5.2
Configuration 2
- 2.3
- 10.3.6.0.0
- 12.1.2.0.0
- 12.1.3.0.0
- 12.2.1.0.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
Date Added
Nov 3, 2021
Patch Due
May 3, 2022
Required Action
Apply updates per vendor instructions.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
ActiveAutomatable
YesTechnical Impact
TotalDecision
n/aAssessed Feb 4, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 96.03% (0.96032) | 99.88th | v5 (v2026.06.15) |
| Jun 15, 2026 | 96.03% (0.96032) | 99.87th | v5 (v2026.06.15) |
| Dec 18, 2025 | 93.28% (0.93276) | 99.79th | v4 (v2025.03.14) |
| Mar 17, 2025 | 92.26% (0.92262) | 99.71th | v4 (v2025.03.14) |
| Dec 12, 2024 | 96.73% (0.96728) | 99.72th | v3 (v2023.03.01) |
| Jun 12, 2024 | 96.73% (0.96725) | 99.66th | v3 (v2023.03.01) |
| Dec 21, 2023 | 96.88% (0.96878) | 99.63th | v3 (v2023.03.01) |
| Nov 13, 2023 | 96.69% (0.96690) | 99.54th | v3 (v2023.03.01) |
| Oct 12, 2023 | 96.64% (0.96638) | 99.50th | v3 (v2023.03.01) |
| Sep 10, 2023 | 96.47% (0.96466) | 99.40th | v3 (v2023.03.01) |
| Jul 8, 2023 | 96.52% (0.96517) | 99.38th | v3 (v2023.03.01) |
| Jun 2, 2023 | 96.15% (0.96146) | 99.22th | v3 (v2023.03.01) |
| Mar 7, 2023 | 96.31% (0.96313) | 99.19th | v3 (v2023.03.01) |
| Mar 6, 2023 | 92.71% (0.92712) | 99.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 92.71% (0.92712) | 99.90th | v2 (v2022.01.01) |
References (16)
- http://foxglovesecurity.com/2015/11/06/what-do-weblogic-websphere-jboss-jenkins-opennms-and-your-application-have-in-common-this-vulnerability/ x_refsource_MISCExploit
- http://packetstormsecurity.com/files/152268/Oracle-Weblogic-Server-Deserialization-Remote-Code-Execution.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- http://www.openwall.com/lists/oss-security/2015/11/17/19 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html x_refsource_CONFIRMPatch
- http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html x_refsource_CONFIRMPatchVendor Advisory
- http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html x_refsource_CONFIRMPatchVendor Advisory
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html x_refsource_CONFIRMPatchVendor Advisory
- http://www.oracle.com/technetwork/topics/security/alert-cve-2015-4852-2763333.html x_refsource_CONFIRMVendor Advisory
- http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html x_refsource_CONFIRMPatchVendor Advisory
- http://www.securityfocus.com/bid/77539 vdb-entryx_refsource_BIDBroken Link
- http://www.securitytracker.com/id/1038292 vdb-entryx_refsource_SECTRACKBroken Link
- https://blogs.oracle.com/security/entry/security_alert_cve_2015_4852 x_refsource_CONFIRMBroken Link
- https://github.com/foxglovesec/JavaUnserializeExploits/blob/master/weblogic.py x_refsource_MISCProduct
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-4852 government-resourceUS Government Resource
- https://www.exploit-db.com/exploits/42806/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
- https://www.exploit-db.com/exploits/46628/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
Change history (0)
No recorded changes yet.