// For flags

CVE-2011-4016

 

Severity Score

7.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

The PPP implementation in Cisco IOS 12.2 and 15.0 through 15.2, when Point-to-Point Termination and Aggregation (PTA) and L2TP are used, allows remote attackers to cause a denial of service (device crash) via crafted network traffic, aka Bug ID CSCtf71673.

La implementación de PPP en Cisco IOS v12.2 y v15.0 hasta v15.2, cuando se utilizan Point-to-Point Termination y Aggregation (PTA) and L2TP, permite a atacantes remotos causar una denegación de servicio (caída de dispositivo) a través de tráfico de la red manipulado, también conocido como Bug ID CSCtf71673.

*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
High
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2011-10-06 CVE Reserved
  • 2012-05-02 CVE Published
  • 2024-08-06 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
  • CWE-284: Improper Access Control
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Cisco
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Ios
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12.2
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-
Affected
Cisco
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Ios
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15.0
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-
Affected
Cisco
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Ios
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15.1
Search vendor "Cisco" for product "Ios" and version "15.1"
-
Affected
Cisco
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Ios
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15.2
Search vendor "Cisco" for product "Ios" and version "15.2"
-
Affected