Amazon Linux 1 Security Advisory: ALAS-2018-1018
Advisory Release Date: 2018-05-10 17:51 Pacific
Advisory Updated Date: 2018-05-10 23:39 Pacific
Improper write operations in readonly mode allow for zero-length file creation
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.(CVE-2017-15906)
Affected Packages:
openssh
Issue Correction:
Run yum update openssh to update your system.
i686:
openssh-7.4p1-16.69.amzn1.i686
openssh-keycat-7.4p1-16.69.amzn1.i686
openssh-cavs-7.4p1-16.69.amzn1.i686
pam_ssh_agent_auth-0.10.3-2.16.69.amzn1.i686
openssh-ldap-7.4p1-16.69.amzn1.i686
openssh-clients-7.4p1-16.69.amzn1.i686
openssh-debuginfo-7.4p1-16.69.amzn1.i686
openssh-server-7.4p1-16.69.amzn1.i686
src:
openssh-7.4p1-16.69.amzn1.src
x86_64:
openssh-cavs-7.4p1-16.69.amzn1.x86_64
openssh-7.4p1-16.69.amzn1.x86_64
pam_ssh_agent_auth-0.10.3-2.16.69.amzn1.x86_64
openssh-keycat-7.4p1-16.69.amzn1.x86_64
openssh-ldap-7.4p1-16.69.amzn1.x86_64
openssh-clients-7.4p1-16.69.amzn1.x86_64
openssh-debuginfo-7.4p1-16.69.amzn1.x86_64
openssh-server-7.4p1-16.69.amzn1.x86_64