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Vulnerabilities

Vulnerability · CVE-2022-47986

IBM Aspera Faspex Code Execution Vulnerability

Published Feb 13, 2023 · catalog updated Jun 16, 2026 · IBM Aspera Faspex

Patch now

CVE-2022-47986 is in the CISA known-exploited catalog, due Mar 14, 2023. Confirm IBM Aspera Faspex against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
Critical9.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
99.97%
Remediation
Remediation guidance
Affected products
cpe ibm/aspera faspex · vendor IBM Aspera Faspex

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe ibm/aspera faspex4.4.2
  • vendor IBM Aspera Faspexversion unspecified

How to fix CVE-2022-47986

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2022-47986 is in the CISA known-exploited catalog, due Mar 14, 2023. Confirm IBM Aspera Faspex against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with ibm/aspera faspex 4.4.2. Apply updates per vendor instructions.

What should an analyst verify?

CWE-502: Deserialization of Untrusted Data. EPSS 99.97%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 17, 2023 · Catalog

    Detected

    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.

  2. Feb 21, 2023 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Mar 14, 2023 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    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.

Sources

  • CISA KEVConfirmed exploitationCVE-2022-47986

    IBM Aspera Faspex could allow a remote attacker to execute code on the system, caused by a YAML deserialization flaw.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2022-47986

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2022-47986

    30-day exploitation probability 100.0%

    first.org
  • Exploit DatabasePublic exploit reference51316

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • NIST NVDVulnerability recordCVE-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 this vulnerability to execute arbitrary code

    nvd.nist.gov
  • Packet Storm SecurityCited referencehttp://packetstormsecurity.com/files/171772/IBM-Aspera-Faspex-4.4.1-YAML-Deserialization.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com
  • VulnCheck KEVConfirmed exploitationCVE-2022-47986

    IBM Aspera Faspex could allow a remote attacker to execute code on the system, caused by a YAML deserialization flaw.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.