National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-1526 Detail

Description

The TtfUtil:LocaLookup function in TtfUtil.cpp in Libgraphite in Graphite 2 1.2.4, as used in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.6.1, incorrectly validates a size value, which allows remote attackers to obtain sensitive information or cause a denial of service (out-of-bounds read and application crash) via a crafted Graphite smart font.

Source:  MITRE
Description Last Modified:  02/12/2016

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.1 HIGH
Vector: AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H (V3 legend)
Impact Score: 5.2
Exploitability Score: 2.8


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

CVSS v2.0 Severity and Metrics:

Base Score: 5.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:P) (V2 legend)
Impact Subscore: 4.9
Exploitability Subscore: 8.6


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

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://blog.talosintel.com/2016/02/vulnerability-spotlight-libgraphite.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177520.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184623.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00052.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00058.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00088.html
http://rhn.redhat.com/errata/RHSA-2016-0594.html
http://rhn.redhat.com/errata/RHSA-2016-0695.html
http://www.debian.org/security/2016/dsa-3479 Third Party Advisory
http://www.mozilla.org/security/announce/2016/mfsa2016-14.html Vendor Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
http://www.securityfocus.com/bid/82991
http://www.ubuntu.com/usn/USN-2902-1
https://security.gentoo.org/glsa/201701-35
https://security.gentoo.org/glsa/201701-63

Technical Details

Vulnerability Type (View All)

Change History

13 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-1526
NVD Published Date:
02/12/2016
NVD Last Modified:
01/04/2018