// For flags

CVE-2012-4620

 

Severity Score

7.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Cisco IOS 12.2 and 15.0 through 15.2 on Cisco 10000 series routers, when a tunnel interface exists, allows remote attackers to cause a denial of service (interface queue wedge) via tunneled (1) GRE/IP, (2) IPIP, or (3) IPv6 in IPv4 packets, aka Bug ID CSCts66808.

Cisco IOS v12.2 y v15.0 hasta la v15.2 en router de la serie Cisco 10000, cuando hay un interfase de tunel, permite a atacantes remotos provocar una denegación de servicio (troceado de la cola del interfase) a través de una tunelización de paquetes (1) GRE/IP, (2) IPIP, o (3) IPv6 en IPv4, también conocido como Bug ID CSCts66808.

*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
  • 2012-08-24 CVE Reserved
  • 2012-09-27 CVE Published
  • 2024-08-06 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-399: Resource Management Errors
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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10008 Router
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*-
Affected
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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15.0\(1\)se
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-
Affected
Cisco
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Ios
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15.1
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-
Affected
Cisco
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Ios
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15.2
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-
Affected