cisco wireless-lan-controller-software CVE-2021-1437 vulnerability in Cisco Products
Published on March 24, 2021

Cisco Aironet Access Points FlexConnect Upgrade Information Disclosure Vulnerability
A vulnerability in the FlexConnect Upgrade feature of Cisco Aironet Series Access Points Software could allow an unauthenticated, remote attacker to obtain confidential information from an affected device. This vulnerability is due to an unrestricted Trivial File Transfer Protocol (TFTP) configuration. An attacker could exploit this vulnerability by sending a specific TFTP request to an affected device. A successful exploit could allow the attacker to download any file from the filesystem of the affected access point (AP).

Vendor Advisory NVD

Vulnerability Analysis

CVE-2021-1437 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
NONE
Availability Impact:
NONE

Weakness Type

Permission Issues

Weaknesses in this category are related to improper assignment or handling of permissions.


Products Associated with CVE-2021-1437

stack.watch emails you whenever new vulnerabilities are published in Cisco Wireless Lan Controller Software or Cisco Aironet Access Point Software. Just hit a watch button to start following.

 
 

Affected Versions

Cisco Aironet Access Point Software Version n/a is affected by CVE-2021-1437

Exploit Probability

EPSS
0.48%
Percentile
64.80%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.