What is CVE-2023-23477?

CVE-2023-23477 is a high-severity vulnerability in Ibm Websphere Application Server, classified under Code Injection. CVSS score: 8.1/10. Published 2023-02-03.

How severe is CVE-2023-23477?

High severity. CVSS v3 base score is 8.1 out of 10.

Is CVE-2023-23477 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Ibm Websphere Application Server

CVE-2023-23477

IBM WebSphere Application Server 8.5 and 9.0 traditional could allow a remote attacker to execute arbitrary code on the system with a specially crafted sequence of serialized objects. IBM X-Force ID: 245513.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.002 (37.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Ibm Websphere Application Server — versions 8.5, 9.0

Weakness classification (CWE)

CWE-94 — Code Injection

Public proof-of-concept exploits

References

www.ibm.com/support/pages/node/6891111 (vendor-advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/245513 (vdb-entry)

Frequently asked questions

What is CVE-2023-23477?: CVE-2023-23477 is a high-severity vulnerability in Ibm Websphere Application Server, classified under Code Injection. CVSS score: 8.1/10. Published 2023-02-03.
How severe is CVE-2023-23477?: High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2023-23477 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.