What is CVE-2022-45047?

CVE-2022-45047 is a critical-severity vulnerability in Apache Sshd, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2022-11-16.

How severe is CVE-2022-45047?

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

Is CVE-2022-45047 known to be exploited?

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

Deserialization in Apache Sshd

CVE-2022-45047

Class org.apache.sshd.server.keyprovider.SimpleGeneratorHostKeyProvider in Apache MINA SSHD <= 2.9.1 uses Java deserialization to load a serialized java.security.PrivateKey. The class is one of several implementations that an implementor u…

Vulnerability class: Insecure Deserialization

EPSS: 0.060 (90.9th 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 Sshd
Apache Software Foundation Mina Sshd — versions unspecified

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-45047?: CVE-2022-45047 is a critical-severity vulnerability in Apache Sshd, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2022-11-16.
How severe is CVE-2022-45047?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-45047 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.