National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2015-8325 Detail

Description

The do_setup_env function in session.c in sshd in OpenSSH through 7.2p2, when the UseLogin feature is enabled and PAM is configured to read .pam_environment files in user home directories, allows local users to gain privileges by triggering a crafted environment for the /bin/login program, as demonstrated by an LD_PRELOAD environment variable.

Source:  MITRE      Last Modified:  04/30/2016

Quick Info

CVE Dictionary Entry:
CVE-2015-8325
Original release date:
04/30/2016
Last revised:
01/04/2018
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
7.8 High
Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (legend)
Impact Score:
5.9
Exploitability Score:
1.8
CVSS Version 3 Metrics:
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.2 HIGH
Vector:
(AV:L/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore:
10.0
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://rhn.redhat.com/errata/RHSA-2016-2588.html External Source REDHAT RHSA-2016:2588
http://rhn.redhat.com/errata/RHSA-2017-0641.html External Source REDHAT RHSA-2017:0641
http://www.debian.org/security/2016/dsa-3550 External Source DEBIAN DSA-3550
http://www.securityfocus.com/bid/86187 External Source BID 86187
http://www.securitytracker.com/id/1036487 External Source SECTRACK 1036487
https://anongit.mindrot.org/openssh.git/commit/?id=85bdcd7c92fe7ff133bbc4e10a65c91810f88755 External Source CONFIRM https://anongit.mindrot.org/openssh.git/commit/?id=85bdcd7c92fe7ff133bbc4e10a65c91810f88755
https://bugzilla.redhat.com/show_bug.cgi?id=1328012 External Source CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=1328012
https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-8325.html External Source CONFIRM https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-8325.html
https://security.gentoo.org/glsa/201612-18 External Source GENTOO GLSA-201612-18
https://security-tracker.debian.org/tracker/CVE-2015-8325 External Source CONFIRM https://security-tracker.debian.org/tracker/CVE-2015-8325

Technical Details

Vulnerability Type (View All)

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

Change History 7 change records found - show changes