// For flags

CVE-2021-35027

 

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A directory traversal vulnerability in the web server of the Zyxel VPN2S firmware version 1.12 could allow a remote attacker to gain access to sensitive information.

Una vulnerabilidad de salto de directorio en el servidor web de Zyxel VPN2S versión del firmware 1.12, podría permitir a un atacante remoto acceder a información confidencial

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
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
  • 2021-06-17 CVE Reserved
  • 2021-09-29 CVE Published
  • 2024-06-14 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
  • CWE-27: Path Traversal: 'dir/../../filename'
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Zyxel
Search vendor "Zyxel"
 Zywall Vpn2s Firmware
Search vendor "Zyxel" for product "Zywall Vpn2s Firmware"
 1.12\(abln.0\)c0
Search vendor "Zyxel" for product "Zywall Vpn2s Firmware" and version "1.12\(abln.0\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
 Zywall Vpn2s
Search vendor "Zyxel" for product "Zywall Vpn2s"
--
Safe