CVE-2022-45047

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 6.0%, top 9% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
Elevated
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 4%CVSS: 9.8Exploit: NoneExposed: 0

A fix is available — apply it.

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 using Apache MINA SSHD can choose for loading the host keys of an SSH server.

CVSS v3
9.8
EG Score
9.8(medium)
EPSS
88.1%
KEV
Not listed

Published

November 16, 2022

Last Modified

May 1, 2026

Advisory Details (2)

Auto-updated May 9, 2026
No patch confirmed yet.
generic

CVE-2022-45047: Apache MINA SSHD: Java unsafe deserialization vulnerability

https://www.mail-archive.com/dev%40mina.apache.org/msg39312.html
generic

NetApp Product Security

https://security.netapp.com/advisory/ntap-20240216-0008/

Vendor Advisories for CVE-2022-45047(18)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(19)

Vendor / EcosystemFixed in / PatchReleasedSource
redhateap7-wildfly-0:7.1.9-2.GA_redhat_00002.1.ep7.el72025-02-24redhat
redhateap7-wildfly-0:7.3.12-3.GA_redhat_00002.1.el7eap2025-02-24redhat
redhatpatch2023-09-28redhat
redhatmina-sshd2023-09-05redhat
redhatpatch2023-06-15redhat
redhatjenkins-2-plugins-0:4.11.1683009941-1.el82023-05-17redhat
redhatjenkins-2-plugins-0:4.12.1675702407-1.el82023-03-06redhat
redhatrh-sso7-keycloak-0:18.0.6-1.redhat_00001.1.el9sso2023-03-01redhat
redhatrh-sso7-keycloak-0:18.0.6-1.redhat_00001.1.el8sso2023-03-01redhat
redhatsshd-common2023-03-01redhat
redhatrh-sso7-keycloak-0:18.0.6-1.redhat_00001.1.el7sso2023-03-01redhat
redhatrh-sso-7/sso76-openshift-rhel8:7.6-202023-03-01redhat
redhatjenkins-2-plugins-0:4.9.1675668922-1.el82023-02-23redhat
redhatpatch2023-02-14redhat
redhatjenkins-2-plugins-0:4.10.1675144701-1.el82023-02-08redhat
redhateap7-apache-sshd-0:2.9.2-1.redhat_00001.1.el8eap2023-01-31redhat
redhateap7-apache-sshd-0:2.9.2-1.redhat_00001.1.el9eap2023-01-31redhat
redhateap7-apache-sshd-0:2.9.2-1.redhat_00001.1.el7eap2023-01-31redhat
redhatapache-sshd-1:2.9.2-0.1.el8ev2023-01-11redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(2 across 1 ecosystem)
Maven(2)
PackageVulnerable rangeFixed inDependents
org.apache.sshd:sshd-common2.1.0 ... 2.9.1 (11 versions)2.9.2—
org.apache.sshd:sshd-core0.1.0 ... 2.9.1 (36 versions)2.9.2—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(4)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 9× in last 7d / 41× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 128 total refreshes for this CVE.

  1. 2026-07-22 14:06 UTCEPSS rescore
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  20. 2026-07-08 07:35 UTCOSV refresh
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  1. 2026-07-02 16:58 UTCEPSS rescore
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  20. 2026-06-21 01:58 UTCEPSS rescore
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  22. 2026-06-19 19:25 UTCOSV refresh
  23. 2026-06-19 19:24 UTCEPSS rescore
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  25. 2026-06-18 17:51 UTCEPSS rescore
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  40. 2026-06-08 14:15 UTCEPSS rescore
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  43. 2026-06-05 22:46 UTCEPSS rescore
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  45. 2026-06-04 13:11 UTCEPSS rescore
  46. 2026-06-02 20:12 UTCEPSS rescore
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  50. 2026-05-31 22:29 UTCEPSS rescore
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  52. 2026-05-31 00:15 UTCEPSS rescore
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  54. 2026-05-31 00:13 UTCOSV refresh
  55. 2026-05-29 13:43 UTCEPSS rescore
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Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoChktalent/CVE-2022-45047
    First seen Apr 7, 2023

    POC,EXP,chatGPT for me

    Open source ↗

Frequently asked(5)

What is CVE-2022-45047?
CVE-2022-45047 is a critical vulnerability published on November 16, 2022. 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 using Apache MINA SSHD can choose for loading the host keys…
When was CVE-2022-45047 disclosed?
CVE-2022-45047 was first published in the National Vulnerability Database on November 16, 2022, with the most recent update on May 1, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-45047 actively exploited?
CVE-2022-45047 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 88.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2022-45047?
CVE-2022-45047 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2022-45047?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-45047, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-45047

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