CVE-2018-15919
No fix known EPSS 4%CVSS 5.3
Remotely observable behaviour in auth-gss2.c in OpenSSH through 7.8 could be used by remote attackers to detect existence of users on a target system when GSS2 is in use. NOTE: the discoverer states 'We understand that the OpenSSH developers do not want to treat such a username enumeration (or "oracle") as a vulnerability.'
Products: openbsd openssh, netapp cloud_backup, netapp data_ontap_edge, netapp ontap_select_deploy, netapp steelstore, netapp cn1610_firmware
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | openssh | no fix |
| Debian 13 | openssh | no fix |
| Debian 14 | openssh | no fix |
| Ubuntu 18.04 LTS | openssh-ssh1 | no fix |
| Ubuntu 20.04 LTS | openssh-ssh1 | no fix |
| Ubuntu Pro 14.04 LTS | openssh | no fix |
| Ubuntu Pro 16.04 LTS | openssh | no fix |
| Ubuntu Pro 18.04 LTS | openssh | no fix |
| Ubuntu Pro 20.04 LTS | openssh | no fix |