CVE-2020-5135

9.8

CVSS
Critical

PUBLISHED

A buffer overflow vulnerability in SonicOS allows a remote attacker to cause Denial of Service (DoS) and potentially execute arbitrary code by...

Exploited in the wild Remote Low complexity No user interaction

Vendor: SonicWall
Product: SonicOS
Published: Oct 12, 2020
EPSS: —

Description

A buffer overflow vulnerability in SonicOS allows a remote attacker to cause Denial of Service (DoS) and potentially execute arbitrary code by sending a malicious request to the firewall. This vulnerability affected SonicOS 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.

cisa edge

CVSS scores

CVSS v3.1 9.8 Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 7.5

AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitation status

Exploited in the wild

Recorded 2022-03-15 00:00:00 UTC · Source

SSVC decision points

Exploitation: active
Automatable: Yes
Technical impact: total

References

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0010

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source	Added
CISA	Mar 15, 2022

Vulnerability detail