Executive Summary

Informations
Name CVE-2016-6515 First vendor Publication 2016-08-07
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:C)
Cvss Base Score 7.8 Attack Range Network
Cvss Impact Score 6.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6515

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 146
Os 1

Nessus® Vulnerability Scanner

Date Description
2017-10-04 Name : The remote FreeBSD host is missing one or more security-related updates.
File : freebsd_pkg_6ed5c5e3a84011e7b5afa4badb2f4699.nasl - Type : ACT_GATHER_INFO
2017-08-25 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2017-2029.nasl - Type : ACT_GATHER_INFO
2016-10-20 Name : The remote device is missing a vendor-supplied security patch.
File : f5_bigip_SOL31510510.nasl - Type : ACT_GATHER_INFO
2016-08-16 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-3061-1.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
Source Url
BID http://www.securityfocus.com/bid/92212
CONFIRM http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-676336.pdf
https://github.com/openssh/openssh-portable/commit/fcd135c9df440bcd2d5870405a...
https://security.netapp.com/advisory/ntap-20171130-0003/
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr...
EXPLOIT-DB https://www.exploit-db.com/exploits/40888/
FREEBSD https://security.FreeBSD.org/advisories/FreeBSD-SA-17:06.openssh.asc
MISC http://packetstormsecurity.com/files/140070/OpenSSH-7.2-Denial-Of-Service.html
MLIST http://openwall.com/lists/oss-security/2016/08/01/2
https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
REDHAT https://access.redhat.com/errata/RHSA-2017:2029
SECTRACK http://www.securitytracker.com/id/1036487

Alert History

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Date Informations
2024-02-02 01:40:45
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2020-07-25 12:15:29
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2019-10-05 12:08:38
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2018-09-11 17:19:44
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2017-11-21 09:22:02
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2016-12-23 12:32:16
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2016-11-29 00:26:34
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2016-08-30 13:21:28
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2016-08-12 13:23:55
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2016-08-10 21:24:43
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2016-08-08 05:20:58
  • First insertion