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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2022-47986

IBM Aspera Faspex Code Execution Vulnerability

KEVCRITICAL 9.8EPSS 100.0%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 14 March 2023). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

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.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
99.97% probability · 100th percentile
CISA KEV
Listed 21 February 2023 · due 14 March 2023 · used in ransomware campaigns
Weakness
CWE-502
Affected
ibm/aspera faspex
Source
psirt@us.ibm.com

CISA notes

Apply updates per vendor instructions. https://exchange.xforce.ibmcloud.com/vulnerabilities/243512?_ga=2.189195179.1800390251.1676559338-700333034.1676325890; https://nvd.nist.gov/vuln/detail/CVE-2022-47986

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.