CVE-2015-4852

critical

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.

References

http://www.openwall.com/lists/oss-security/2015/11/17/19

https://media.defense.gov/2020/Oct/20/2002519884/-1/-1/0/CSA_CHINESE_EXPLOIT_VULNERABILITIES_UOO179811.PDF

https://www.tenable.com/blog/government-agencies-warn-of-state-sponsored-actors-exploiting-publicly-known-vulnerabilities

https://github.com/foxglovesec/JavaUnserializeExploits/blob/master/weblogic.py

http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html

http://www.oracle.com/technetwork/topics/security/alert-cve-2015-4852-2763333.html

http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html

http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html

http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html

http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html

Details

Source: Mitre, NVD

Published: 2015-11-18

Updated: 2025-04-12

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.92262