Cisco IOS XE up to 3.10S(.2) ESP Card L2TP Packet input validation

CVSS Meta Temp Score
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CTI Interest Score
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3.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco IOS XE up to 3.10S(.2). It has been classified as problematic. This affects an unknown function of the component ESP Card L2TP Packet Handler. The manipulation leads to input validation. This vulnerability is traded as CVE-2014-2183. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Cisco IOS XE up to 3.10S(.2) (Router Operating System) and classified as problematic. This issue affects an unknown code block of the component ESP Card L2TP Packet Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. The summary by CVE is:

The L2TP module in Cisco IOS XE 3.10S(.2) and earlier on ASR 1000 routers allows remote authenticated users to cause a denial of service (ESP card reload) via a malformed L2TP packet, aka Bug ID CSCun09973.

The weakness was shared 04/28/2014 with Cisco as CSCun09973 as confirmed security notice (Website). The advisory is shared at tools.cisco.com. The identification of this vulnerability is CVE-2014-2183 since 02/25/2014. The attack may be initiated remotely. The requirement for exploitation is a simple authentication. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (92862), SecurityFocus (BID 67093†), Secunia (SA58027†), SecurityTracker (ID 1030177†) and Vulnerability Center (SBV-44290†). tools.cisco.com is providing further details. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Cisco ASR 1000 Router

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.8

VulDB Base Score: 4.3
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/25/2014 🔍
04/28/2014 +62 days 🔍
04/28/2014 +0 days 🔍
04/28/2014 +0 days 🔍
04/29/2014 +1 days 🔍
04/29/2014 +0 days 🔍
04/29/2014 +0 days 🔍
04/30/2014 +1 days 🔍
04/30/2014 +0 days 🔍
05/12/2026 +4395 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCun09973
Organization: Cisco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-2183 (🔍)
GCVE (CVE): GCVE-0-2014-2183
GCVE (VulDB): GCVE-100-13109
X-Force: 92862 - Cisco IOS XE L2TP denial of service, Medium Risk
SecurityFocus: 67093 - Cisco IOS XE Software L2TP Packet Handling Denial of Service Vulnerability
Secunia: 58027 - Cisco IOS XE ESP Card L2TP Packet Processing Denial of Service Vulnerability, Less Critical
SecurityTracker: 1030177 - Cisco IOS XE L2TP Processing Flaw Lets Remote Authenticated Users Deny Service
Vulnerability Center: 44290 - Cisco IOS XE Remote DoS Vulnerability via a Malformed L2TP Packet, Medium

scip Labs: https://www.scip.ch/en/?labs.20150108
Misc.: 🔍

Entryinfo

Created: 04/30/2014 22:32
Updated: 05/12/2026 05:04
Changes: 04/30/2014 22:32 (46), 05/26/2017 04:02 (31), 05/12/2026 05:04 (17)
Complete: 🔍
Cache ID: 216::103

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