Critical severity · published Oct 4, 2017
CVE-2017-14491
Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted DNS response
9.8
CVSS
86.5%
EPSS
No
On KEV
Description
Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted DNS response.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)86.5% · higher than 100% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AR
Arubaos · Arubanetworks
6.3.1 before 6.3.1.25; 6.4.4.0 before 6.4.4.16; 6.5.0.0 before 6.5.1.9; 6.5.3.0 before 6.5.3.3; 6.5.4.0 before 6.5.4.2; 8.1.0.0 before 8.1.0.4 · source: NVD
DL
Debian Linux · Debian
7.0; 7.1; 8.0; 9.0 · source: NVD
DM
Diskstation Manager · Synology
5.2; 6.0; 6.1 · source: NVD
DN
Dnsmasq · Thekelleys
through 2.77 · source: NVD
EL
Enterprise Linux Desktop · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0; 7.0 · source: NVD
EO
Eos · Arista
through 4.15; 4.16 before 4.16.13m; 4.17 before 4.17.8m; 4.18 through 4.18.4.2f · source: NVD
GE
Geforce Experience · Nvidia
3.0 before 3.10.0.55 · source: NVD
HV
Honor V9 Play Firmware · Huawei
before jimmy-al00ac00b135 · source: NVD
LE
Leap · Opensuse
42.2; 42.3 · source: NVD
LE
Linux Enterprise Debuginfo · Suse
11; 11 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-14491
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-14491
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00003.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00004.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00005.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html
Third Party Advisory
http://nvidia.custhelp.com/app/answers/detail/a_id/4560
Third Party Advisory
http://nvidia.custhelp.com/app/answers/detail/a_id/4561
More from Eos
9.8
CVE-2014-7169
GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability
9.8
CVE-2014-6271
GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability
5.8
CVE-2026-7473
Arista EOS Unexpected Tunnel Protocol Decapsulation and Forwarding Bypass
9.8
CVE-2021-28503
The impact of this vulnerability is that Arista's EOS eAPI may skip re-evaluating user credentials when certificate based authentication is used, which allows remote attackers to…
9.8
CVE-2020-10188
utility.c in telnetd in netkit telnet through 0.17 allows remote attackers to execute arbitrary code via short writes or urgent data, because of a buffer overflow involving the…