7.8

CVE-2016-6515

The auth_password function in auth-passwd.c in sshd in OpenSSH before 7.3 does not limit password lengths for password authentication, which allows remote attackers to cause a denial of service (crypt CPU consumption) via a long string.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Openbsd ≫ Openssh Updatep2 Version <= 7.2
Fedoraproject ≫ Fedora Version24
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 58.57% 0.99
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 7.8 10 6.9
AV:N/AC:L/Au:N/C:N/I:N/A:C
CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
http://www.securitytracker.com/id/1036487
http://openwall.com/lists/oss-security/2016/08/01/2
Third Party Advisory
VDB Entry
http://packetstormsecurity.com/files/140070/OpenSSH-7.2-Denial-Of-Service.html
http://www.securityfocus.com/bid/92212
https://access.redhat.com/errata/RHSA-2017:2029
https://cert-portal.siemens.com/productcert/pdf/ssa-676336.pdf
https://github.com/openssh/openssh-portable/commit/fcd135c9df440bcd2d5870405ad3311743d78d97
Patch
Issue Tracking
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X2L6RW34VFNXYNVVN2CN73YAGJ5VMTFU/
https://security.FreeBSD.org/advisories/FreeBSD-SA-17:06.openssh.asc
https://security.netapp.com/advisory/ntap-20171130-0003/
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03779en_us
https://www.exploit-db.com/exploits/40888/