CVE-2023-0669
Fortra GoAnywhere MFT Remote Code Execution Vulnerability
Fortra GoAnywhere MFT
Fortra (formerly, HelpSystems) GoAnywhere MFT suffers from a pre-authentication command injection vulnerability in the License Response Servlet due to deserializing an arbitrary attacker-controlled object. This issue was patched in version 7.1.2.
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 10 February 2023. US federal agencies were required to remediate it by 3 March 2023. CISA records this vulnerability as known to be used in ransomware campaigns.
EPSS — exploitation probability
FIRST puts the probability of exploitation activity in the next 30 days at 100%, which is higher than 99.9% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Frequently asked questions
Is CVE-2023-0669 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2023-0669.
What does CVE-2023-0669 affect?
CVE-2023-0669 affects Fortra GoAnywhere MFT. Fortra (formerly, HelpSystems) GoAnywhere MFT suffers from a pre-authentication command injection vulnerability in the License Response Servlet due to deserializing an arbitrary attacker-controlled object. This issue was patched in version 7.1.2.
How severe is CVE-2023-0669?
CVE-2023-0669 is rated HIGH with a CVSS base score of 7.2. EPSS puts the probability of exploitation in the next 30 days at 100%, higher than 99.9% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 3 March 2023.
How should organisations respond to CVE-2023-0669?
Apply the vendor patch for Fortra GoAnywhere MFT as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.