The Intrusion Prevention System (IPS) feature in Cisco IOS 12.3 through 12.4 and 15.0 through 15.2, in certain configurations of enabled categories and missing signatures, allows remote attackers to cause a denial of service (device reload) via DNS packets, aka Bug ID CSCtw55976.
Metrics
No CVSS v4.0
No CVSS v3.1
No CVSS v3.0
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete
This CVE is not in the KEV list.
Key SSVC decision points have not yet been added.
Affected Vendors & Products
Vendors | Products |
---|---|
Cisco |
|
Configuration 1 [-]
|
No data.
References
History
No history.

Status: PUBLISHED
Assigner: cisco
Published: 2012-09-27T00:00:00
Updated: 2024-08-06T20:21:04.114Z
Reserved: 2012-07-10T00:00:00
Link: CVE-2012-3950

No data.

Status : Deferred
Published: 2012-09-27T00:55:00.857
Modified: 2025-04-11T00:51:21.963
Link: CVE-2012-3950

No data.