CVE-2021-45901

ServiceNow - Username Enumeration

Severity Score

5.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The password-reset form in ServiceNow Orlando provides different responses to invalid authentication attempts depending on whether the username exists.

El formulario de restablecimiento de la contraseña en ServiceNow Orlando proporciona diferentes respuestas a los intentos de autenticación no válidos dependiendo de si el nombre de usuario se presenta

ServiceNow Orlando suffers from a username enumeration vulnerability.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-12-27 CVE Reserved
2022-02-10 CVE Published
2022-02-16 First Exploit
2024-08-04 CVE Updated
2024-12-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-203: Observable Discrepancy

CAPEC

References (6)

URL	Tag	Source

URL	Date	SRC
https://packetstorm.news/files/id/165989	2022-02-16
https://www.exploit-db.com/exploits/50741	2022-02-16
https://github.com/9lyph/CVE-2021-45901	2023-06-12
http://packetstormsecurity.com/files/165989/ServiceNow-Orlando-Username-Enumeration.html	2024-08-04
https://www.trustwave.com/en-us/resources/blogs/spiderlabs-blog/servicenow-username-enumeration-vulnerability-cve-2021-45901	2024-08-04

URL	Date	SRC

URL	Date	SRC
https://www.trustwave.com/en-us/resources/security-resources/security-advisories	2022-02-22

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Servicenow Search vendor "Servicenow"		Servicenow Search vendor "Servicenow" for product "Servicenow"				jakarta Search vendor "Servicenow" for product "Servicenow" and version "jakarta"		p1		Affected
Servicenow Search vendor "Servicenow"		Servicenow Search vendor "Servicenow" for product "Servicenow"				jakarta Search vendor "Servicenow" for product "Servicenow" and version "jakarta"		p2		Affected
Servicenow Search vendor "Servicenow"		Servicenow Search vendor "Servicenow" for product "Servicenow"				jakarta Search vendor "Servicenow" for product "Servicenow" and version "jakarta"		p3		Affected
Servicenow Search vendor "Servicenow"		Servicenow Search vendor "Servicenow" for product "Servicenow"				jakarta Search vendor "Servicenow" for product "Servicenow" and version "jakarta"		p3a		Affected
Servicenow Search vendor "Servicenow"		Servicenow Search vendor "Servicenow" for product "Servicenow"				jakarta Search vendor "Servicenow" for product "Servicenow" and version "jakarta"		p3b		Affected
Servicenow Search vendor "Servicenow"		Servicenow Search vendor "Servicenow" for product "Servicenow"				jakarta Search vendor "Servicenow" for product "Servicenow" and version "jakarta"		p4		Affected
Servicenow Search vendor "Servicenow"		Servicenow Search vendor "Servicenow" for product "Servicenow"				jakarta Search vendor "Servicenow" for product "Servicenow" and version "jakarta"		p5		Affected