Cisco IOS up to 15.6 on ISR G2 Ethernet Frame resource management

CVSS Meta Temp Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Cisco IOS up to 15.6 on ISR G2. The affected element is an unknown function. Such manipulation as part of Ethernet Frame leads to resource management. This vulnerability is traded as CVE-2017-12232. The attack may be launched remotely. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco IOS up to 15.6 on ISR G2 (Router Operating System). It has been rated as problematic. Affected by this issue is an unknown functionality. The manipulation as part of a Ethernet Frame leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. CVE summarizes:

A vulnerability in the implementation of a protocol in Cisco Integrated Services Routers Generation 2 (ISR G2) Routers running Cisco IOS 15.0 through 15.6 could allow an unauthenticated, adjacent attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition. The vulnerability is due to a misclassification of Ethernet frames. An attacker could exploit this vulnerability by sending a crafted Ethernet frame to an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition. Cisco Bug IDs: CSCvc03809.

The bug was discovered 09/27/2017. The weakness was shared 09/29/2017 with Cisco (Website). The advisory is available at securitytracker.com. This vulnerability is handled as CVE-2017-12232 since 08/03/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are unknown but an exploit is available.

It is declared as attacked. The vulnerability scanner Nessus provides a plugin with the ID 103671 (Cisco IOS Software Integrated Services Routers Generation 2 denial of service (cisco-sa-20170927-rbip-dos)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 316151 (Cisco IOS Software for Cisco Integrated Services Routers Generation 2 Denial of Service Vulnerability (cisco-sa-20170927-rbip-dos)). This issue was added on 03/03/2022 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 03/24/2022:

Apply updates per vendor instructions.

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (103671) and SecurityFocus (BID 101044†). The entries VDB-107237, VDB-107236, VDB-107235 and VDB-107233 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

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

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 103671
Nessus Name: Cisco IOS Software Integrated Services Routers Generation 2 denial of service (cisco-sa-20170927-rbip-dos)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/03/2017 🔍
09/27/2017 +55 days 🔍
09/27/2017 +0 days 🔍
09/27/2017 +0 days 🔍
09/28/2017 +1 days 🔍
09/29/2017 +1 days 🔍
09/29/2017 +0 days 🔍
10/05/2017 +6 days 🔍
09/09/2024 +2531 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: securitytracker.com⛔
Researcher: Cisco
Organization: Cisco
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-12232 (🔍)
GCVE (CVE): GCVE-0-2017-12232
GCVE (VulDB): GCVE-100-107234

OVAL: 🔍

SecurityFocus: 101044 - Cisco IOS Software CVE-2017-12232 Denial of Service Vulnerability
SecurityTracker: 1039452

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 09/29/2017 12:00
Updated: 09/09/2024 22:29
Changes: 09/29/2017 12:00 (71), 11/20/2019 11:52 (7), 01/14/2021 17:21 (2), 01/14/2021 17:27 (1), 04/23/2024 18:56 (27), 07/17/2024 02:26 (1), 09/09/2024 22:29 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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