CVE-2022-47986

Name: CVE-2022-47986
Creator: NVD / NIST
Published: 2023-02-17T16:15:10.873+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10Actively ExploitedEPSS 99.97%

Last modified Jun 17, 2026

CVE-2022-47986 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. IBM Aspera Faspex 4.4.2 Patch Level 1 and earlier could allow a remote attacker to execute arbitrary code on the system, caused by a YAML deserialization flaw. By sending a specially crafted obsolete API call, an attacker could exploit this vulnerability to execute arbitrary code on the system. CISA has confirmed active exploitation in the wild. EPSS estimates a 99.97% chance of exploitation in the next 30 days.

Description

IBM Aspera Faspex 4.4.2 Patch Level 1 and earlier could allow a remote attacker to execute arbitrary code on the system, caused by a YAML deserialization flaw. By sending a specially crafted obsolete API call, an attacker could exploit this vulnerability to execute arbitrary code on the system. The obsolete API call was removed in Faspex 4.4.2 PL2. IBM X-Force ID: 243512.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

99.97%

100.0th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Mar 14, 2023.

Weakness Enumeration

CWE-502

Affected Software

Vendor	Product	Versions
Ibm	Aspera Faspex	<= 4.4.1
Ibm	Aspera Faspex	4.4.2

References

http://packetstormsecurity.com/files/171772/IBM-Aspera-Faspex-4.4.1-YAML-Deserialization.htmlThird Party Advisory, VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/243512VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6952319Patch, Vendor Advisory
http://packetstormsecurity.com/files/171772/IBM-Aspera-Faspex-4.4.1-YAML-Deserialization.htmlThird Party Advisory, VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/243512VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6952319Patch, Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-47986US Government Resource

Timeline

Published: Feb 17, 2023
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2022-47986?

How severe is CVE-2022-47986?

CVE-2022-47986 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 99.97% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2022-47986?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-47986?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST