Cisco IOS/IOS XE EnergyWise Packet memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco IOS and IOS XE. It has been declared as problematic. Affected is an unknown function of the component EnergyWise Packet Handler. Executing a manipulation can lead to memory corruption. This vulnerability is registered as CVE-2017-3862. It is possible to launch the attack remotely. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco IOS and IOS XE (Router Operating System) (version now known). It has been declared as critical. This vulnerability affects some unknown processing of the component EnergyWise Packet Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect availability.

The bug was discovered 04/19/2017. The weakness was published 04/19/2017 with Cisco as cisco-sa-20170419-energywise / CSCur29331 / CSCut47751 / CSCut50727 as confirmed advisory (Website). The advisory is available at tools.cisco.com. This vulnerability was named CVE-2017-3862 since 12/21/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 99687 (Cisco IOS EnergyWise DoS (cisco-sa-20170419-energywise)), 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 316111 (Cisco IOS and IOS XE Software EnergyWise Denial of Service Vulnerabilities (cisco-sa-20170419-energywise)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (99687), SecurityFocus (BID 97935†) and SecurityTracker (ID 1038313†). Similar entries are available at VDB-100328, VDB-100329 and VDB-100331. 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: 8.2
VulDB Meta Temp Score: 8.1

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Cisco): 8.6
Vendor Vector (Cisco): 🔍

NVD Base Score: 8.6
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 99687
Nessus Name: Cisco IOS EnergyWise DoS (cisco-sa-20170419-energywise)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 103403
OpenVAS Name: Cisco IOS XE Software EnergyWise Denial of Service Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

12/21/2016 🔍
04/19/2017 +119 days 🔍
04/19/2017 +0 days 🔍
04/19/2017 +0 days 🔍
04/19/2017 +0 days 🔍
04/20/2017 +1 days 🔍
04/20/2017 +0 days 🔍
04/20/2017 +0 days 🔍
04/26/2017 +6 days 🔍
12/21/2020 +1335 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20170419-energywise / CSCur29331 / CSCut47751 / CSCut50727
Researcher: Cisco
Organization: Cisco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-3862 (🔍)
GCVE (CVE): GCVE-0-2017-3862
GCVE (VulDB): GCVE-100-100330

OVAL: 🔍

SecurityFocus: 97935 - Cisco IOS and IOS XE Software Multiple Denial of Service Vulnerabilities
OSVDB: - CVE-2017-3862 - Cisco - Multiple Products - Multiple Buffer Overflow Issues
SecurityTracker: 1038313

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

Entryinfo

Created: 04/20/2017 15:14
Updated: 12/21/2020 08:50
Changes: 04/20/2017 15:14 (88), 09/18/2020 16:25 (7), 12/21/2020 08:47 (3), 12/21/2020 08:50 (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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