Vulnerability Details : CVE-2016-1521
The directrun function in directmachine.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, does not validate a certain skip operation, which allows remote attackers to execute arbitrary code, obtain sensitive information, or cause a denial of service (out-of-bounds read and application crash) via a crafted Graphite smart font.
Vulnerability category: Execute codeDenial of service
Products affected by CVE-2016-1521
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:38.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:38.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:38.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:38.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:38.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:38.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:38.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:38.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:38.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:38.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:38.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:38.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*
- cpe:2.3:a:sil:graphite2:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-1521
0.85%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 73 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-1521
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2016-1521
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-1521
-
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722
HPSBMU03691 rev.1 - HPE Insight Control, Multiple Remote Vulnerabilities
-
http://www.debian.org/security/2016/dsa-3479
Debian -- Security Information -- DSA-3479-1 graphite2Third Party Advisory
-
http://www.mozilla.org/security/announce/2016/mfsa2016-14.html
Vulnerabilities in Graphite 2 — MozillaThird Party Advisory
-
http://rhn.redhat.com/errata/RHSA-2016-0258.html
RHSA-2016:0258 - Security Advisory - Red Hat Customer Portal
-
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00052.html
[security-announce] SUSE-SU-2016:0779-1: important: Security update for
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http://rhn.redhat.com/errata/RHSA-2016-0197.html
RHSA-2016:0197 - Security Advisory - Red Hat Customer Portal
-
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184623.html
[SECURITY] Fedora 22 Update: graphite2-1.3.6-1.fc22Third Party Advisory
-
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
Oracle Linux Bulletin - April 2016
-
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
Oracle Linux Bulletin - January 2016
-
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00058.html
[security-announce] openSUSE-SU-2016:0791-1: important: Security update
-
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00088.html
[security-announce] openSUSE-SU-2016:0875-1: important: Security update
-
https://security.gentoo.org/glsa/201701-35
Mozilla SeaMonkey: Multiple vulnerabilities (GLSA 201701-35) — Gentoo security
-
https://security.gentoo.org/glsa/201701-63
Graphite: Multiple vulnerabilities (GLSA 201701-63) — Gentoo security
-
http://www.ubuntu.com/usn/USN-2902-1
USN-2902-1: graphite2 vulnerabilities | Ubuntu security notices
-
http://rhn.redhat.com/errata/RHSA-2016-0594.html
RHSA-2016:0594 - Security Advisory - Red Hat Customer Portal
-
http://blog.talosintel.com/2016/02/vulnerability-spotlight-libgraphite.html
Talos Blog || Cisco Talos Intelligence Group - Comprehensive Threat Intelligence: Vulnerability Spotlight: Libgraphite Font Processing VulnerabilitiesThird Party Advisory
-
http://www.securityfocus.com/bid/82991
Libgraphite Multiple Security Vulnerabilities
-
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177520.html
[SECURITY] Fedora 23 Update: graphite2-1.3.5-1.fc23Third Party Advisory
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