VulnerabilityModified
CVE-2021-36370
An issue was discovered in Midnight Commander through 4.8.26.
HIGH 7.5EPSS 1.99%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.99%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue was discovered in Midnight Commander through 4.8.26. When establishing an SFTP connection, the fingerprint of the server is neither checked nor displayed. As a result, a user connects to the server without the ability to verify its authenticity.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 1.99% probability · 80th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- midnight-commander/midnight commander
- Source
- cve@mitre.org
References
- https://docs.ssh-mitm.at/CVE-2021-36370.htmlExploit, Third Party Advisory
- https://github.com/MidnightCommander/mc/blob/5c1d3c55dd15356ec7d079084d904b7b0fd58d3e/src/vfs/sftpfs/connection.c#L484Exploit, Third Party Advisory
- https://github.com/MidnightCommander/mc/blob/master/src/vfs/sftpfs/connection.cExploit, Third Party Advisory
- https://mail.gnome.org/archives/mc-devel/2021-August/msg00008.htmlRelease Notes, Third Party Advisory
- https://midnight-commander.org/Vendor Advisory
- https://sourceforge.net/projects/mcwin32/files/Product, Third Party Advisory
- https://docs.ssh-mitm.at/CVE-2021-36370.htmlExploit, Third Party Advisory
- https://github.com/MidnightCommander/mc/blob/5c1d3c55dd15356ec7d079084d904b7b0fd58d3e/src/vfs/sftpfs/connection.c#L484Exploit, Third Party Advisory
- https://github.com/MidnightCommander/mc/blob/master/src/vfs/sftpfs/connection.cExploit, Third Party Advisory
- https://mail.gnome.org/archives/mc-devel/2021-August/msg00008.htmlRelease Notes, Third Party Advisory
- https://midnight-commander.org/Vendor Advisory
- https://sourceforge.net/projects/mcwin32/files/Product, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.