CVE-2021-26293

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in AfterLogic Aurora through 8.5.3 and WebMail Pro through 8.5.3, when DAV is enabled. They allow directory traversal to create new files (such as an executable file under the web root). This is related to DAVServer.php in 8.x and DAV/Server.php in 7.x.

Se detectó un problema en AfterLogic Aurora versiones hasta 8.5.3 y WebMail Pro versiones hasta 8.5.3, cuando DAV está habilitado. Permiten saltar directorios para crear nuevos archivos (como un archivo ejecutable en la root web). Esto está relacionado con el archivo DAVServer.php en versión 8.x y el archivo DAV/Server.php en versión 7.x

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-27 CVE Reserved
2021-03-04 CVE Published
2024-01-25 EPSS Updated
2024-08-03 CVE Updated
2024-08-03 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://auroramail.wordpress.com/2021/02/03/addressing-dav-related-vulnerability-in-webmail-and-aurora	2024-08-03

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Afterlogic Search vendor "Afterlogic"		Aurora Search vendor "Afterlogic" for product "Aurora"				<= 8.5.3 Search vendor "Afterlogic" for product "Aurora" and version " <= 8.5.3"		-		Affected
Afterlogic Search vendor "Afterlogic"		Webmail Pro Search vendor "Afterlogic" for product "Webmail Pro"				<= 8.5.3 Search vendor "Afterlogic" for product "Webmail Pro" and version " <= 8.5.3"		-		Affected