// For flags

CVE-2020-5137

 

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 buffer overflow vulnerability in SonicOS allows a remote unauthenticated attacker to cause Denial of Service (DoS) on the firewall SSLVPN service and leads to firewall crash. This vulnerability affected SonicOS Gen 5 version 5.9.1.7, 5.9.1.13, Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v and Gen 7 version 7.0.0.0.

Una vulnerabilidad de desbordamiento del búfer en SonicOS, permite a un atacante remoto no autenticado causar una Denegación de Servicio (DoS) en el servicio SSLVPN del firewall y conlleva a un bloqueo del firewall. Esta vulnerabilidad afectó a SonicOS Gen 5 versiones 5.9.1.7, 5.9.1.13, Gen 6 versiones 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv versión 6.5.4.v y Gen 7 versión 7.0.0.0

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2019-12-31 CVE Reserved
  • 2020-10-12 CVE Published
  • 2023-06-28 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CAPEC
References (1)
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Sonicwall
Search vendor "Sonicwall"
Sonicos
Search vendor "Sonicwall" for product "Sonicos"
<= 5.9.1.13
Search vendor "Sonicwall" for product "Sonicos" and version " <= 5.9.1.13"
-
Affected
Sonicwall
Search vendor "Sonicwall"
Sonicos
Search vendor "Sonicwall" for product "Sonicos"
>= 6.0.0.0 <= 6.0.5.3
Search vendor "Sonicwall" for product "Sonicos" and version " >= 6.0.0.0 <= 6.0.5.3"
-
Affected
Sonicwall
Search vendor "Sonicwall"
Sonicos
Search vendor "Sonicwall" for product "Sonicos"
>= 6.5.0.0 <= 6.5.1.11
Search vendor "Sonicwall" for product "Sonicos" and version " >= 6.5.0.0 <= 6.5.1.11"
-
Affected
Sonicwall
Search vendor "Sonicwall"
Sonicos
Search vendor "Sonicwall" for product "Sonicos"
>= 6.5.4.0 <= 6.5.4.7
Search vendor "Sonicwall" for product "Sonicos" and version " >= 6.5.4.0 <= 6.5.4.7"
-
Affected
Sonicwall
Search vendor "Sonicwall"
Sonicos
Search vendor "Sonicwall" for product "Sonicos"
7.0.0.0
Search vendor "Sonicwall" for product "Sonicos" and version "7.0.0.0"
-
Affected
Sonicwall
Search vendor "Sonicwall"
Sonicosv
Search vendor "Sonicwall" for product "Sonicosv"
<= 6.5.4.4
Search vendor "Sonicwall" for product "Sonicosv" and version " <= 6.5.4.4"
-
Affected