VDB-108895 · CVE-2017-12273 · BID 101655

Cisco Aironet 1560/2800/3800 RF Handler Request input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$5k-$25k0.00

Summaryinfo

A vulnerability has been found in Cisco Aironet 1560/2800/3800 and classified as problematic. The affected element is an unknown function of the component RF Handler. This manipulation as part of Request causes input validation. This vulnerability is registered as CVE-2017-12273. The attack requires access to the local network. No exploit is available.

Detailsinfo

A vulnerability has been found in Cisco Aironet 1560/2800/3800 (Wireless LAN Software) and classified as problematic. Affected by this vulnerability is an unknown part of the component RF Handler. The manipulation as part of a Request leads to a input validation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability. The summary by CVE is:

A vulnerability in 802.11 association request frame processing for the Cisco Aironet 1560, 2800, and 3800 Series Access Points could allow an unauthenticated, Layer 2 radio frequency (RF) adjacent attacker to cause the Access Point (AP) to reload, resulting in a denial of service (DoS) condition. The vulnerability is due to insufficient frame validation of the 802.11 association request. An attacker could exploit this vulnerability by sending a malformed 802.11 association request to the targeted device. An exploit could allow the attacker to cause the AP to reload, resulting in a DoS condition while the AP is reloading. This vulnerability affects the following Cisco products running either the Lightweight AP Software or Mobility Express image: Aironet 1560 Series Access Points, Aironet 2800 Series Access Points, Aironet 3800 Series Access Points. Note: The Cisco Aironet 1560 Series Access Point device is supported as of release 8.3.112.0. Cisco Bug IDs: CSCve12189.

The bug was discovered 11/01/2017. The weakness was published 11/02/2017 with Cisco as cisco-sa-20171101-aironet1 as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. This vulnerability is known as CVE-2017-12273 since 08/03/2017. The attack needs to be done within the local network. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/21/2021).

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.

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 vulnerability database at SecurityFocus (BID 101655†). Similar entry is available at VDB-108896. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
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: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 800316
OpenVAS Name: Cisco Aironet Access Point Platforms 802.11 Denial of Service Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/03/2017 🔍
11/01/2017 +90 days 🔍
11/01/2017 +0 days 🔍
11/02/2017 +1 days 🔍
11/02/2017 +0 days 🔍
11/02/2017 +0 days 🔍
01/21/2021 +1176 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20171101-aironet1
Researcher: Cisco.
Organization: Cisco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-12273 (🔍)
GCVE (CVE): GCVE-0-2017-12273
GCVE (VulDB): GCVE-100-108895
SecurityFocus: 101655 - Cisco Aironet Access Points CVE-2017-12273 Denial of Service Vulnerability
SecurityTracker: 1039714

See also: 🔍

Entryinfo

Created: 11/02/2017 23:11
Updated: 01/21/2021 13:54
Changes: 11/02/2017 23:11 (67), 12/02/2019 17:50 (5), 01/21/2021 13:50 (3), 01/21/2021 13:54 (1)
Complete: 🔍
Cache ID: 216::103

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