Deserialization in Ibm Websphere Application Server
CVE-2020-4464
IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 traditional could allow a remote attacker to execute arbitrary code on a system with a specially-crafted sequence of serialized objects over the SOAP connector. IBM X-Force ID: 181489.
Vulnerability class: Insecure Deserialization
EPSS: 0.132 (96.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Ibm Websphere Application Server — versions 7.0, 8.0, 8.5
- Ibm Websphere_application_server
Weakness classification (CWE)
Public proof-of-concept exploits
- silentsignal/WebSphere-WSIF-gadget
- yonggui-li/CVE-2020-4464-and-CVE-2020-4450
- ARPSyndicate/cvemon
- AdeliaNitzsche/Java-Deserialization-Cheat-Sheet
- BrittanyKuhn/javascript-tutorial
- GrrrDog/Java-Deserialization-Cheat-Sheet
- alphaSeclab/sec-daily-2020
- mishmashclone/GrrrDog-Java-Deserialization-Cheat-Sheet
- n0-traces/cve_
- nomi-sec/PoC-in-GitHub
References
- psirt@us.ibm.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- psirt@us.ibm.com (VDB Entry, vdb-entry, Vendor Advisory, x_refsource_XF)
- psirt@us.ibm.com (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-4464?
- CVE-2020-4464 is a high-severity vulnerability in Ibm Websphere Application Server, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2020-07-17.
- How severe is CVE-2020-4464?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-4464 known to be exploited?
- 12 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.