High severity · published Oct 3, 2017
CVE-2017-14495
Memory leak in dnsmasq before 2.78, when the --add-mac, --add-cpe-id or --add-subnet option is specified, allows remote attackers to cause a denial of service (memory consumption)…
7.5
CVSS
85.4%
EPSS
No
On KEV
Description
Memory leak in dnsmasq before 2.78, when the --add-mac, --add-cpe-id or --add-subnet option is specified, allows remote attackers to cause a denial of service (memory consumption) via vectors involving DNS response creation.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)85.4% · higher than 100% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
7.0; 7.1; 9.0 · source: NVD
DN
Dnsmasq · Thekelleys
through 2.77 · source: NVD
EL
Enterprise Linux Desktop · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
7.0 · source: NVD
EL
Enterprise Linux Workstation · Redhat
7.0 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 17.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-14495
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-14495
Issue Tracking
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html
nvidia.custhelp.com
http://nvidia.custhelp.com/app/answers/detail/a_id/4561
Release Notes
http://thekelleys.org.uk/dnsmasq/CHANGELOG
thekelleys.org.uk
http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=51eadb692a5123b9838e5a68ecace3ac579a3a45
www.arubanetworks.com
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt
Third Party Advisory
http://www.debian.org/security/2017/dsa-3989
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