Buffer overflow in X-stream Xstream

CVE-2022-41966

XStream serializes Java objects to XML and back again. Versions prior to 1.4.20 may allow a remote attacker to terminate the application with a stack overflow error, resulting in a denial of service only via manipulation the processed inpu…

Vulnerability class: Buffer Overflow

EPSS: 0.027 (86.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-41966?
CVE-2022-41966 is a high-severity vulnerability in X-stream Xstream, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.2/10. Published 2022-12-27.
How severe is CVE-2022-41966?
High severity. CVSS v3 base score is 8.2 out of 10.
Is CVE-2022-41966 known to be exploited?
11 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.