VDB-171711 · CVE-2021-1437 · GCVE-0-2021-1437

Cisco Aironet TFTP information disclosure

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.1	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Cisco Aironet. Affected by this issue is some unknown functionality of the component TFTP. Performing a manipulation results in information disclosure. This vulnerability is identified as CVE-2021-1437. The attack can be initiated remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Cisco Aironet (Wireless LAN Software) (affected version unknown). This affects an unknown functionality of the component TFTP. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality.

The weakness was released 03/25/2021 as cisco-sa-aironet-info-disc-BfWqghj. It is possible to read the advisory at tools.cisco.com. This vulnerability is uniquely identified as CVE-2021-1437. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Wireless LAN Software

Vendor

Cisco

Name

Aironet

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/13/2020 🔍
03/25/2021 +132 days 🔍
03/25/2021 +0 days 🔍
04/05/2021 +10 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-aironet-info-disc-BfWqghj
Status: Confirmed

CVE: CVE-2021-1437 (🔍)
GCVE (CVE): GCVE-0-2021-1437
GCVE (VulDB): GCVE-100-171711

Entryinfo

Created: 03/25/2021 09:25
Updated: 04/05/2021 00:18
Changes: 03/25/2021 09:25 (38), 04/05/2021 00:13 (5), 04/05/2021 00:18 (19)
Complete: 🔍
Cache ID: 216::103