IBM Aspera Faspex Code Execution Vulnerability
IBM Aspera Faspex could allow a remote attacker to execute code on the system, caused by a YAML deserialization flaw.
A remote attacker, without authentication, can achieve full data confidentiality loss, arbitrary modification of data, complete denial of service or system unavailability. CISA has confirmed use of this vulnerability in known ransomware campaigns — treat as high priority for remediation. Federal agencies are required to remediate by 2023-03-14 under CISA BOD 22-01.
This is a Deserialization of Untrusted Data (CWE-502) vulnerability in IBM Aspera Faspex. Exploitation requires remote network access, low attack complexity, no authentication required, and no user interaction required.
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Phishing link
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Malicious file
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Server compromised
Probably yes if any of these apply:
CISA confirms this CVE has been used in known ransomware campaigns. Added to the KEV catalog on 2023-02-21; federal agencies required to remediate by 2023-03-14.
Manual remediation steps
Apply the Vendor Patch
This vulnerability is in the CISA Known Exploited Vulnerabilities catalog — apply the vendor's security update as soon as possible.
CISA required action: Apply updates per vendor instructions.
References
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References