// For flags

CVE-2011-3279

 

Severity Score

7.5
*CVSS v3

Exploit Likelihood

1.1%
*EPSS

Affected Versions

4
*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

The provider-edge MPLS NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service (device reload) via a malformed SIP packet to UDP port 5060, aka Bug ID CSCti98219.

La implementación MPLS NAT en Cisco IOS v12.1 hasta v12.4 y v15.0 hasta v15.1, y IOS XE v3.1.xSG, permite a atacantes remotos provocar una denegación de servicio (reinicio del dispositivo) a través de paquetes SIP mal formados en el puesto UDP 5060, también conocido como Bug ID CSCti98219.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2011-08-29 CVE Reserved
  • 2011-10-03 CVE Published
  • 2024-08-06 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
CAPEC
Affected Vendors, Products, and Versions (4)