SSH: OpenSSH SFTP Server Denial of Service
This signature detects attempts to exploit a known vulnerability against OpenSSH, SFTP server. A successful attack can result in a denial-of-service condition.
Extended Description
The process_open function in sftp-server.c in OpenSSH before 7.6 does not properly prevent write operations in readonly mode, which allows attackers to create zero-length files.
Affected Products
Redhat enterprise_linux_server_tus
Short Name
SSH:OPENSSH:SFTP-DOS
Severity
Minor
Recommended
True
Recommended Action
Drop
Category
SSH
Keywords
CVE-2017-15906 Denial OpenSSH SFTP Server Service bid:101552 of
Release Date
02/19/2018
Supported Platforms
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3
Sigpack Version
3590
False Positive
Unknown
Vendors
Oracle
Openbsd
Netapp
Debian
Redhat
CVSS Score
5.0