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CVE-2025-20352

A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Cisco IOS Software and Cisco IOS XE Software could allow the following: An authenticated, remote attacker with low...

Published: Sep 24, 2025Updated: Oct 28, 2025 Sources: CVE List NVD BDU csafCWE-121
7.7HIGH
NVD MITRE
EPSS Score
37.6%
Top 1.7%
CISA KEV
Active Exploitation
Since Sep 29, 2025
Exploits
0 Known
Remediation
Patch Available
Self-Check
OpenVAS

Description

Successful exploitation of this vulnerability could result in arbitrary code execution.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:CC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-121

Affected Products

Cisco
commercial·USaka cisco systems, cisco systems inc.
IOSOn-premFirmware
Networking Infrastructure / router-switch
Cisco IOS XE Software
Networking Infrastructure
Cisco IOS XE Catalyst SD-WAN
Networking Infrastructure
ios xe sd-wan
Networking Infrastructure
ios xeOn-premFirmware
Networking Infrastructure / router-switch
and 1 more affected products View all →

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Sep 29, 2025
Remediation due:Oct 20, 2025

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

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
Is your org exposed to CVE-2025-20352?We can run the check for you — a free external exposure review, no install. Check my exposure

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
Privilege Escalation
View detailed technique mapping

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snmp-x4LPhte
sec.cloudapps.cisco.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2025/icsa-25-282-02.json
raw.githubusercontent.com
https://www.cisa.gov/news-events/ics-advisories/icsa-25-282-02
cisa.gov
and 13 more references View all →
News mentions
Could not load news mentions.

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