What is CVE-2023-51518?

CVE-2023-51518 is a critical-severity vulnerability in Apache James, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2024-02-27.

How severe is CVE-2023-51518?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2023-51518 known to be exploited?

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

Deserialization in Apache James

CVE-2023-51518

Apache James prior to version 3.7.5 and 3.8.0 exposes a JMX endpoint on localhost subject to pre-authentication deserialisation of untrusted data. Given a deserialisation gadjet, this could be leveraged as part of an exploit chain that cou…

Vulnerability class: Insecure Deserialization

EPSS: 0.012 (63.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Apache James — versions 3.7.5, 3.8.0
Apache Software Foundation James Server — versions 0, 3.8

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

Public proof-of-concept exploits

mbadanoiu/CVE-2023-51518

References

security@apache.org (vendor-advisory, Mailing List, Vendor Advisory)

Frequently asked questions

What is CVE-2023-51518?: CVE-2023-51518 is a critical-severity vulnerability in Apache James, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2024-02-27.
How severe is CVE-2023-51518?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-51518 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.