Cisco EPC3928 goform/WClientMACList h_sortWireless input validation

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7.3	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Cisco EPC3928 and classified as problematic. Impacted is an unknown function of the component goform/WClientMACList. The manipulation of the argument h_sortWireless leads to input validation. This vulnerability is documented as CVE-2016-1328. The attack can be initiated remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in Cisco EPC3928 (the affected version unknown) and classified as critical. This issue affects an unknown part of the component goform/WClientMACList. The manipulation of the argument h_sortWireless 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:

goform/WClientMACList on Cisco EPC3928 devices allows remote attackers to cause a denial of service (device crash) via a long h_sortWireless parameter, related to a "Gateway Client List Denial of Service" issue, aka Bug ID CSCux24948.

The weakness was released 07/03/2016 as CSCux24948 as confirmed advisory (Website). It is possible to read the advisory at securityfocus.com. The identification of this vulnerability is CVE-2016-1328 since 01/04/2016. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Exploit-DB (39904) and SecurityFocus (BID 91547†). Entries connected to this vulnerability are available at VDB-79756, VDB-79757, VDB-88512 and VDB-88513. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Cisco

Name

EPC3928

License

commercial

Website

Vendor: https://www.cisco.com/

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/04/2016 🔍
07/03/2016 +181 days 🔍
07/03/2016 +0 days 🔍
07/03/2016 +0 days 🔍
07/04/2016 +1 days 🔍
06/20/2024 +2908 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCux24948⛔
Status: Confirmed

CVE: CVE-2016-1328 (🔍)
GCVE (CVE): GCVE-0-2016-1328
GCVE (VulDB): GCVE-100-88511
SecurityFocus: 91547 - Cisco Model EPC3928 Wireless Residential Gateway CVE-2016-1328 Denial of Service Vulnerability

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

Entryinfo

Created: 07/04/2016 10:01
Updated: 06/20/2024 09:48
Changes: 07/04/2016 10:01 (52), 02/15/2019 13:55 (14), 06/20/2024 09:48 (17)
Complete: 🔍
Cache ID: 216:ADC:103