CVE Vulnerability

CVE-2021-27420

GE UR firmware versions prior to version 8.1x web server task does not properly handle receipt of unsupported HTTP verbs, resulting in the web server becoming temporarily unresponsive after receiving a series of unsupported HTTP requests. When unresponsive, the web server is inaccessible. By itself, this is not particularly significant as the relay remains effective in all other functionality and communication channels.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

5.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References
Link Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-21-075-02 Mitigation Third Party Advisory
https://www.gegridsolutions.com/Passport/Login.aspx Permissions Required Vendor Advisory
Configurations

Configuration 1
Information

Published : 2022-03-23 08:15

Updated : 2022-04-01 06:25

NVD link : CVE-2021-27420

Mitre link : CVE-2021-27420

Products Affected
No products.
CWE
CWE-20