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High severity · published Feb 13, 2016
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…
8.8
CVSS
4.1%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.1% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
through 42.0; 38.0.1; 38.0.5; 38.1.0; 38.1.1; 38.2.0; +7 more · source: NVD
DL
Debian Linux · Debian
7.0; 8.0 · source: NVD
FE
Fedora · Fedoraproject
22; 23 · source: NVD
GR
Graphite2 · Sil
through 1.2.4 · source: NVD
TH
Thunderbird · Mozilla
through 38.5.1 · source: NVD
Affected product
FI
Firefox
Mozilla
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-1521
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-1521
Third Party Advisory
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
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00052.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00058.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00088.html
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