National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-15023 Detail

Current Description

read_formatted_entries in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, does not properly validate the format count, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted ELF file, related to concat_filename.

Source:  MITRE
Description Last Modified:  10/04/2017
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.securityfocus.com/bid/101611
https://blogs.gentoo.org/ago/2017/10/03/binutils-null-pointer-dereference-in-concat_filename-dwarf2-c/ Patch Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201801-01
https://sourceware.org/bugzilla/show_bug.cgi?id=22200 Issue Tracking Patch Third Party Advisory
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=c361faae8d964db951b7100cada4dcdc983df1bf Issue Tracking Patch Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • NULL Pointer Dereference (CWE-476)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:gnu:binutils:2.29:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-15023
NVD Published Date:
10/04/2017
NVD Last Modified:
01/08/2018