National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2016-7979 Detail

Current Description

Ghostscript before 9.21 might allow remote attackers to bypass the SAFER mode protection mechanism and consequently execute arbitrary code by leveraging type confusion in .initialize_dsc_parser.

Source:  MITRE
Description Last Modified:  05/23/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 9.8 CRITICAL
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 3.9

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

CVSS v2.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0

Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
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://git.ghostscript.com/?p=ghostpdl.git;h=875a0095f37626a721c7ff57d606a0f95af03913 Patch
http://rhn.redhat.com/errata/RHSA-2017-0013.html
http://rhn.redhat.com/errata/RHSA-2017-0014.html
http://www.debian.org/security/2016/dsa-3691
http://www.openwall.com/lists/oss-security/2016/10/05/15 Mailing List Patch
http://www.securityfocus.com/bid/95337 Third Party Advisory VDB Entry
https://bugs.ghostscript.com/show_bug.cgi?id=697190 Issue Tracking Patch
https://security.gentoo.org/glsa/201702-31

Technical Details

Vulnerability Type (View All)

  • Incorrect Type Conversion or Cast (CWE-704)

Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-7979
NVD Published Date:
05/23/2017
NVD Last Modified:
01/04/2018