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CVE-2017-13704

In dnsmasq before 2.78, if the DNS packet size does not match the expected size, the size parameter in a memset call gets a negative value. As it is an unsigned value, memset ends up writing up to ...

Published: Oct 2, 2017Updated: May 13, 2026 Sources: CVE List NVD BDU csafCWE-20
7.5HIGH
NVD MITRE
EPSS Score
65.4%
Top 0.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens' operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-20

Affected Products

Siemens AG
commercial·DEaka siemens
SCALANCE W1750D
ICS / OT / IoT
SCALANCE M800
ICS / OT / IoT
SCALANCE S615
ICS / OT / IoT
RUGGEDCOM RM1224
ICS / OT / IoT
Belden Inc.
commercial·USaka belden
OWL 3G
Networking Infrastructure
OWL LTE
Networking Infrastructure
OWL LTE M12
Networking Infrastructure
Simon Kelley
individual-dev
DnsmasqOn-prem
Networking Infrastructure / dns-dhcp-ntp
canonical
commercial·GBaka canonical ltd.
ubuntu linuxOn-premOS
Operating Systems / linux-distro
debian
oss-project·GBaka debian gnu/linux
debian linuxOn-premOS
Operating Systems / linux-distro
fedoraproject
oss-project·USaka fedora project
fedoraOn-premOS
Operating Systems / linux-distro
and 6 more affected products View all →

Exploitability

Official Patch Available
Scannable·OpenVAS
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique
Initial Access
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References

https://cert-portal.siemens.com/productcert/html/ssa-689071.html
cert-portal.siemens.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2017/icsa-17-332-01.json
raw.githubusercontent.com
https://www.cisa.gov/news-events/ics-advisories/icsa-17-332-01
cisa.gov
and 26 more references View all →
News mentions
Could not load news mentions.

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