What is CVE-2022-47986?

CVE-2022-47986 is a critical-severity vulnerability in Ibm Aspera Faspex, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2023-02-17.

How severe is CVE-2022-47986?

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

Is CVE-2022-47986 known to be exploited?

Yes. CVE-2022-47986 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-02-21), indicating it is being actively exploited. 14 public proof-of-concept repositories are indexed.

Deserialization in Ibm Aspera Faspex

CVE-2022-47986

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 thi…

Vulnerability class: Insecure Deserialization

EPSS: 0.943 (99.9th 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

Ibm Aspera Faspex — versions 4.4.2 Patch Level 1 and earlier

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2023-02-21. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2023-03-14.

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

www.ibm.com/support/pages/node/6952319 (vendor-advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/243512 (vdb-entry)
packetstormsecurity.com/files/171772/IBM-Aspera-Faspex-4.4.1-YAML-Deserializati…

Frequently asked questions

What is CVE-2022-47986?: CVE-2022-47986 is a critical-severity vulnerability in Ibm Aspera Faspex, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2023-02-17.
How severe is CVE-2022-47986?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-47986 known to be exploited?: Yes. CVE-2022-47986 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-02-21), indicating it is being actively exploited. 14 public proof-of-concept repositories are indexed.