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 rated as problematic. Affected by this vulnerability is an unknown functionality of the component EnergyWise Packet Handler. The manipulation leads to memory corruption. This vulnerability is documented as CVE-2017-3863. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Cisco IOS and IOS XE (Router Operating System) (version unknown). It has been rated as critical. This issue affects an unknown function of the component EnergyWise Packet Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability.

The bug was discovered 04/19/2017. The weakness was released 04/19/2017 with Cisco as cisco-sa-20170419-energywise / CSCur29331 / CSCut47751 / CSCut50727 as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. The identification of this vulnerability is CVE-2017-3863 since 12/21/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly 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†). Entries connected to this vulnerability are available at VDB-100328, VDB-100329 and VDB-100330. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Vendor

Name

License

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-2017-3863 (🔍)
GCVE (CVE): GCVE-0-2017-3863
GCVE (VulDB): GCVE-100-100331

OVAL: 🔍

SecurityFocus: 97935 - Cisco IOS and IOS XE Software Multiple Denial of Service Vulnerabilities
OSVDB: - CVE-2017-3863 - 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 09:01
Changes: 04/20/2017 15:14 (88), 09/18/2020 16:30 (7), 12/21/2020 08:56 (3), 12/21/2020 09:01 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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