National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2015-6565 Detail

Description

sshd in OpenSSH 6.8 and 6.9 uses world-writable permissions for TTY devices, which allows local users to cause a denial of service (terminal disruption) or possibly have unspecified other impact by writing to a device, as demonstrated by writing an escape sequence.

Source:  MITRE
Description Last Modified:  08/23/2015

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 7.2 HIGH
Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://openwall.com/lists/oss-security/2017/01/26/2
http://www.openssh.com/txt/release-7.0 Vendor Advisory
http://www.openwall.com/lists/oss-security/2015/08/22/1
http://www.securityfocus.com/bid/76497
http://www.securitytracker.com/id/1033917
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05131085
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05150888
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05158380
https://security.gentoo.org/glsa/201512-04
https://www.exploit-db.com/exploits/41173/

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Change History

10 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-6565
NVD Published Date:
08/23/2015
NVD Last Modified:
09/01/2017