VDB-122941 · CVE-2018-0415 · BID 105116

Cisco Small Business 100 Series Wireless Access Point EAPOL Request 7pk error

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$5k-$25k0.00

A vulnerability classified as problematic was found in Cisco Small Business 100 Series Wireless Access Point and Cisco Small Business 300 Series Wireless Access Point (Wireless LAN Software) (version unknown). Affected by this vulnerability is an unknown function of the component EAPOL. The manipulation as part of a Request leads to a 7pk error vulnerability. The CWE definition for the vulnerability is CWE-388. As an impact it is known to affect availability. The summary by CVE is:

A vulnerability in the implementation of Extensible Authentication Protocol over LAN (EAPOL) functionality in Cisco Small Business 100 Series Wireless Access Points and Cisco Small Business 300 Series Wireless Access Points could allow an authenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to the improper processing of certain EAPOL frames. An attacker could exploit this vulnerability by sending a stream of crafted EAPOL frames to an affected device. A successful exploit could allow the attacker to force the access point (AP) to disassociate all the associated stations (STAs) and to disallow future, new association requests. Cisco Bug IDs: CSCvj97472.

The bug was discovered 08/15/2018. The weakness was released 08/15/2018 as cisco-sa-20180815-csb-wap-dos as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is known as CVE-2018-0415 since 11/26/2017. The attack needs to approached within the local network. The successful exploitation requires a single authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/16/2020).

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

Entry connected to this vulnerability is available at 122940.

Productinfo

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Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.1
VulDB Meta Temp Score: 5.1

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: 7pk error
CWE: CWE-388
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/26/2017 🔍
08/15/2018 +261 days 🔍
08/15/2018 +0 days 🔍
08/15/2018 +0 days 🔍
08/15/2018 +0 days 🔍
08/16/2018 +1 days 🔍
03/16/2020 +578 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20180815-csb-wap-dos
Status: Confirmed

CVE: CVE-2018-0415 (🔍)
SecurityFocus: 105116 - Multiple Cisco Products CVE-2018-0415 Denial Of Service Vulnerability

See also: 🔍

Entryinfo

Created: 08/16/2018 06:21
Updated: 03/16/2020 07:29
Changes: 08/16/2018 06:21 (61), 03/16/2020 07:29 (3)
Complete: 🔍

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