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CVE-2021-25217

A buffer overrun in lease file parsing code can be used to exploit a common vulnerability shared by dhcpd and dhclient

Published: May 26, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDU csafCWE-119
7.4HIGH
NVD MITRE
EPSS Score
6.1%
Top 7.3%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available
Self-Check
OpenVAS

Description

Multiple vulnerabilities affecting various third-party components of SINEC INS before V1.0 SP2 could allow an attacker to cause a denial of service condition, disclose sensitive data or violate the system integrity. Siemens has released an update for the SINEC INS and recommends to update to the latest version.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:CC:NI:NA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-119

Affected Products

siemens
commercial·DEaka siemens ag
ruggedcom rox rx1400 firmware
ICS / OT / IoT
ruggedcom rox rx1500 firmware
ICS / OT / IoT
ruggedcom rox rx1501 firmware
ICS / OT / IoT
ruggedcom rox rx1510 firmware
ICS / OT / IoT
ruggedcom rox rx1511 firmware
ICS / OT / IoT
ruggedcom rox rx1512 firmware
ICS / OT / IoT
ruggedcom rox rx1524 firmware
ICS / OT / IoT
ruggedcom rox rx1536 firmware
ICS / OT / IoT
ISC
commercial·USaka internet systems consortium
ISC DHCP
Networking Infrastructure
dhcp
Networking Infrastructure
netapp
commercial·US
ontap select deploy administration utility
Hardware Firmware
solidfire \& hci management node
Hardware Firmware
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special EditionOn-premOS
Operating Systems / linux-distro
Astra Linux Special Edition для «Эльбрус»On-premOS
Operating Systems / linux-distro
АО «НТЦ ИТ РОСА»
commercial·RU
ROSA VirtualizationOn-prem
Operating Systems / linux-distro
ROSA Virtualization 3.0On-prem
Operating Systems / linux-distro
fedoraproject
oss-project·USaka fedora project
fedoraOn-premOS
Operating Systems / linux-distro
and 9 more affected products View all →

Exploitability

0 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
Workaround Available
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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

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://cert-portal.siemens.com/productcert/csaf/ssa-637483.json
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/txt/ssa-637483.txt
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf
cert-portal.siemens.com
and 30 more references View all →

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