// For flags

CVE-2021-20709

 

Severity Score

7.2
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Improper validation of integrity check value vulnerability in NEC Aterm WF1200CR firmware Ver1.3.2 and earlier, Aterm WG1200CR firmware Ver1.3.3 and earlier, and Aterm WG2600HS firmware Ver1.5.1 and earlier allows an attacker with an administrative privilege to execute arbitrary OS commands by sending a specially crafted request to a specific URL.

Una validación inapropiada de la vulnerabilidad del valor de comprobación de integridad en NEC Aterm WF1200CR firmware Ver1.3.2 y anterior, Aterm WG1200CR firmware Ver1.3.3 y anterior, y Aterm WG2600HS firmware Ver1.5.1 y anterior permite a un atacante con privilegios administrativos ejecutar comandos arbitrarios del Sistema Operativo mediante el envio de una petición especialmente diseñada a una URL específica

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-12-17 CVE Reserved
  • 2021-04-26 CVE Published
  • 2023-03-07 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-354: Improper Validation of Integrity Check Value
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Nec
Search vendor "Nec"
 Aterm Wf1200cr Firmware
Search vendor "Nec" for product "Aterm Wf1200cr Firmware"
 <= 1.3.2
Search vendor "Nec" for product "Aterm Wf1200cr Firmware" and version " <= 1.3.2"
-
Affected
in Nec
Search vendor "Nec"
 Aterm Wf1200cr
Search vendor "Nec" for product "Aterm Wf1200cr"
--
Safe
Nec
Search vendor "Nec"
 Aterm Wg1200cr Firmware
Search vendor "Nec" for product "Aterm Wg1200cr Firmware"
 <= 1.3.3
Search vendor "Nec" for product "Aterm Wg1200cr Firmware" and version " <= 1.3.3"
-
Affected
in Nec
Search vendor "Nec"
 Aterm Wg1200cr
Search vendor "Nec" for product "Aterm Wg1200cr"
--
Safe
Nec
Search vendor "Nec"
 Aterm Wg2600hs Firmware
Search vendor "Nec" for product "Aterm Wg2600hs Firmware"
 <= 1.5.1
Search vendor "Nec" for product "Aterm Wg2600hs Firmware" and version " <= 1.5.1"
-
Affected
in Nec
Search vendor "Nec"
 Aterm Wg2600hs
Search vendor "Nec" for product "Aterm Wg2600hs"
--
Safe