National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-3992 Detail

Current Description

cronic before 3 allows local users to write to arbitrary files via a symlink attack on a (1) cronic.out.$$, (2) cronic.err.$$, or (3) cronic.trace.$$ file in /tmp.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.2 MEDIUM
Vector: AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N (V3.0 legend)
Impact Score: 3.6
Exploitability Score: 2.5


Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): High
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:N/I:C/A:N) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Insufficient_Info
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Complete
Availability (A): None
Additional Information:
Allows unauthorized modification

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://lists.opensuse.org/opensuse-updates/2016-07/msg00013.html Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/04/09/4
http://www.openwall.com/lists/oss-security/2016/04/10/2
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=820331 Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • Improper Access Control (CWE-284)

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/a:cronic_project:cronic:2
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:/o:debian:debian_linux:7.0
     Show Matching CPE(s)
 cpe:/o:debian:debian_linux:8.0
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:/o:opensuse:leap:42.1
     Show Matching CPE(s)
 cpe:/o:opensuse:opensuse:13.2
     Show Matching CPE(s)


Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-3992
NVD Published Date:
07/26/2016
NVD Last Modified:
10/30/2018