CVE-2016-2794

graphite2: multiple font parsing vulnerabilities (Mozilla MFSA 2016-37)

Severity Score

8.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The graphite2::TtfUtil::CmapSubtable12NextCodepoint function in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other impact via a crafted Graphite smart font.

La función graphite2::TtfUtil::CmapSubtable12NextCodepoint en Graphite 2 en versiones anteriores a 1.3.6, como se utiliza en Mozilla Firefox en versiones anteriores a 45.0 y Firefox ESR 38.x en versiones anteriores a 38.7, permite a atacantes remotos causar una denegación de servicio (sobre lectura de buffer) o posiblemente tener otro impacto no especificado a través de una fuente inteligente Graphite manipulada.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-03-01 CVE Reserved
2016-03-09 CVE Published
2024-01-04 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

CAPEC

References (28)

URL	Tag	Source
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html	Third Party Advisory
http://www.securityfocus.com/bid/84222	Vdb Entry
http://www.securitytracker.com/id/1035215	Vdb Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1243526	Issue Tracking

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00027.html	2019-12-27
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html	2019-12-27
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html	2019-12-27
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00050.html	2019-12-27
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00068.html	2019-12-27
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00089.html	2019-12-27
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00091.html	2019-12-27
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00093.html	2019-12-27
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00006.html	2019-12-27
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00007.html	2019-12-27
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00008.html	2019-12-27
http://www.debian.org/security/2016/dsa-3510	2019-12-27
http://www.debian.org/security/2016/dsa-3515	2019-12-27
http://www.debian.org/security/2016/dsa-3520	2019-12-27
http://www.mozilla.org/security/announce/2016/mfsa2016-37.html	2019-12-27
http://www.ubuntu.com/usn/USN-2917-1	2019-12-27
http://www.ubuntu.com/usn/USN-2917-2	2019-12-27
http://www.ubuntu.com/usn/USN-2917-3	2019-12-27
http://www.ubuntu.com/usn/USN-2927-1	2019-12-27
http://www.ubuntu.com/usn/USN-2934-1	2019-12-27
https://security.gentoo.org/glsa/201605-06	2019-12-27
https://security.gentoo.org/glsa/201701-63	2019-12-27
https://access.redhat.com/security/cve/CVE-2016-2794	2016-03-16
https://bugzilla.redhat.com/show_bug.cgi?id=1315795	2016-03-16

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mozilla Search vendor "Mozilla"		Firefox Search vendor "Mozilla" for product "Firefox"				<= 44.0.2 Search vendor "Mozilla" for product "Firefox" and version " <= 44.0.2"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				38.0 Search vendor "Mozilla" for product "Firefox Esr" and version "38.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				38.0.1 Search vendor "Mozilla" for product "Firefox Esr" and version "38.0.1"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				38.0.5 Search vendor "Mozilla" for product "Firefox Esr" and version "38.0.5"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				38.1.0 Search vendor "Mozilla" for product "Firefox Esr" and version "38.1.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				38.1.1 Search vendor "Mozilla" for product "Firefox Esr" and version "38.1.1"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				38.2.0 Search vendor "Mozilla" for product "Firefox Esr" and version "38.2.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				38.2.1 Search vendor "Mozilla" for product "Firefox Esr" and version "38.2.1"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				38.3.0 Search vendor "Mozilla" for product "Firefox Esr" and version "38.3.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				38.4.0 Search vendor "Mozilla" for product "Firefox Esr" and version "38.4.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				38.5.0 Search vendor "Mozilla" for product "Firefox Esr" and version "38.5.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				38.5.1 Search vendor "Mozilla" for product "Firefox Esr" and version "38.5.1"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				38.6.0 Search vendor "Mozilla" for product "Firefox Esr" and version "38.6.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				38.6.1 Search vendor "Mozilla" for product "Firefox Esr" and version "38.6.1"		-		Affected
Sil Search vendor "Sil"		Graphite2 Search vendor "Sil" for product "Graphite2"				<= 1.3.5 Search vendor "Sil" for product "Graphite2" and version " <= 1.3.5"		-		Affected
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				42.1 Search vendor "Opensuse" for product "Leap" and version "42.1"		-		Affected
Opensuse Search vendor "Opensuse"		Opensuse Search vendor "Opensuse" for product "Opensuse"				13.1 Search vendor "Opensuse" for product "Opensuse" and version "13.1"		-		Affected
Opensuse Search vendor "Opensuse"		Opensuse Search vendor "Opensuse" for product "Opensuse"				13.2 Search vendor "Opensuse" for product "Opensuse" and version "13.2"		-		Affected
Suse Search vendor "Suse"		Linux Enterprise Search vendor "Suse" for product "Linux Enterprise"				12.0 Search vendor "Suse" for product "Linux Enterprise" and version "12.0"		-		Affected
Oracle Search vendor "Oracle"		Linux Search vendor "Oracle" for product "Linux"				5.0 Search vendor "Oracle" for product "Linux" and version "5.0"		-		Affected
Oracle Search vendor "Oracle"		Linux Search vendor "Oracle" for product "Linux"				6 Search vendor "Oracle" for product "Linux" and version "6"		-		Affected
Oracle Search vendor "Oracle"		Linux Search vendor "Oracle" for product "Linux"				7 Search vendor "Oracle" for product "Linux" and version "7"		-		Affected