National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

    Vulnerabilities Detail

CVE-2016-8679 Detail

Current Description

The _dwarf_get_size_of_val function in libdwarf/dwarf_util.c in Libdwarf before 20161124 allows remote attackers to cause a denial of service (out-of-bounds read) by calling the dwarfdump command on a crafted file.

Source:  MITRE
Description Last Modified:  02/15/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.5 MEDIUM
Vector: AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 1.8

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

CVSS v2.0 Severity and Metrics:

Base Score: 4.3 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6

Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.openwall.com/lists/oss-security/2016/10/16/3 Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/93601 Third Party Advisory VDB Entry
https://blogs.gentoo.org/ago/2016/10/06/libdwarf-heap-based-buffer-overflow-in-_dwarf_get_size_of_val-dwarf_util-c/ Exploit Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1385689 Issue Tracking Patch Third Party Advisory VDB Entry

Technical Details

Vulnerability Type (View All)

Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-8679
NVD Published Date:
02/15/2017
NVD Last Modified:
02/22/2017