CVSS v3
9.8
CRITICAL
EPSS Score
38.9%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
There are multiple unauthenticated directory traversal vulnerabilities in different FTP commands in uftpd FTP server versions 2.7 to 2.10 due to improper implementation of a chroot jail in common.c's compose_abspath function that can be abused to read or write to arbitrary files on the filesystem, leak process memory, or potentially lead to remote code execution.
There are multiple unauthenticated directory traversal vulnerabilities in different FTP commands in uftpd FTP server versions 2.7 to 2.10 due to improper implementation of a chroot jail in common.c's compose_abspath function that can be abused to read or write to arbitrary files on the filesystem, leak process memory, or potentially lead to remote code execution.
Active exploitation of CVE-2020-20277 has not been confirmed. The EPSS score is 38.9%, indicating the estimated probability of exploitation in the next 30 days.
CVE-2020-20277 has a CVSS v3 base score of 9.8 (CRITICAL severity).
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Ranked by exploit probability (EPSS).