Cisco ASR 5000 Gateway General Packet Radio Service Support Node input validation

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in Cisco ASR 5000 (Router Operating System). It has been classified as problematic. This affects some unknown functionality of the component Gateway General Packet Radio Service Support Node. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on availability. The summary by CVE is:

The Gateway General Packet Radio Service Support Node (GGSN) component on Cisco ASR 5000 devices with software and 18.0.L0.59219 allows remote attackers to cause a denial of service (Session Manager restart) via an invalid TCP/IP header, aka Bug ID CSCut68058.

The weakness was shared 06/20/2015 as CSCut68058 as confirmed advisory (Website). The advisory is shared at This vulnerability is uniquely identified as CVE-2015-4201 since 06/04/2015. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at SecurityTracker (ID 1032677).





CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍



VulDB Base Score: 🔍
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NVD Base Score: 🔍


Class: Privilege escalation
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

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Current Price Estimation: 🔍


Threat Intelligenceinfoedit

Interest: 🔍
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Recommended: Patch
Status: 🔍

0-Day Time: 🔍



06/04/2015 🔍
06/20/2015 +16 days 🔍
06/20/2015 +0 days 🔍
06/20/2015 +0 days 🔍
06/21/2015 +1 days 🔍
05/21/2022 +2526 days 🔍



Advisory: CSCut68058
Status: Confirmed

CVE: CVE-2015-4201 (🔍)
SecurityTracker: 1032677 - Cisco ASR 5000 Series Router GGSN TCP/IP Header Processing Input Validation Flaw Lets Remote Users Deny Service
SecurityFocus: 75323


Created: 06/21/2015 02:36 PM
Updated: 05/21/2022 02:00 PM
Changes: (7) vulnerability_cvss2_nvd_basescore vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai
Complete: 🔍


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