Background exploitation KEV catalog Ransomware No authentication

CVE-2022-47986

IBM Aspera Faspex Code Execution Vulnerability

CheckOps priority index

9.9/10 Patch within 24 h

Severity9.8

Probability10.0

Exploitation5/5

Severity = CVSS. Probability = EPSS (FIRST). Exploitation = public signals: KEV, EUVD, ransomware, EPSS above 10 %, no account required.

EPSS · today 99.97% higher than 99.98% of CVEs

CVSS 3.1 9.8 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:

Exploited for 1,351 days 21 Feb 2023

CISA due date 14 Mar 2023 for US federal agencies

Exploitation probability EPSS · FIRST

EPSS probability (%)Percentile among all CVEs

Exploitation signals 5 / 5

KEV catalog (CISA)21 Feb 2023
Exploited in EUVD (ENISA)21 Feb 2023
Used by ransomwareyes
EPSS above 10 %99.97%
No account, over the networkyes

What to do

Fix

Apply the vendor’s fix as soon as it is available.

CISA guidance: Apply updates per vendor instructions.

Meanwhile

Take the service off the internet or restrict access to it, watch the logs and look for signs of compromise.

Manufacturers (CRA)

Exploited vulnerability in your product: early warning to ENISA within 24 h, then notification within 72 h (Article 14 of the Cyber Resilience Act). The CRA explained

Description ENISA EUVD

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.

Affected products

Aspera Faspex

Affected versions

4.4.2 Patch Level 1 and earlier

Weaknesses (CWE)

CWE-502

Open source packages OSV

Affected libraries according to OSV, with fixed versions.

Timeline

17 Feb 2023
Published
21 Feb 2023
Exploitation reported (ENISA)
21 Feb 2023
Added to the KEV catalog
14 Mar 2023
CISA remediation due date
26 Sept 2026
EPSS peak: 99.97%

References

Other exploited vulnerabilities from the same vendor

CVE-2026-9198IBM Langflow Code Injection Vulnerability
7.2 · Actively exploited
CVE-2013-3993IBM InfoSphere BigInsights Invalid Input Vulnerability
4.5 · Background exploitation
CVE-2015-7450IBM WebSphere Application Server and Server Hypervisor Edition Code Injection.
9.3 · Background exploitation
CVE-2020-4430IBM Data Risk Manager Directory Traversal Vulnerability
5.6 · Background exploitation
CVE-2020-4428IBM Data Risk Manager Remote Code Execution Vulnerability
7.3 · Background exploitation
CVE-2020-4427IBM Data Risk Manager Security Bypass Vulnerability
8.1 · Background exploitation