CVE-2020-5135
CRITICAL KEV RANSOMWARESonicwall Sonicos < 6.0.5.3 - Buffer Overflow
Title source: ruleDescription
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.
Scores
CVSS v3
9.8
EPSS
0.2171
EPSS Percentile
95.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CISA KEV
2022-03-15
VulnCheck KEV
2022-03-15
InTheWild.io
2021-09-20
ENISA EUVD
EUVD-2020-26382
Ransomware Use
Confirmed
CWE
CWE-120
Status
published
Products (3)
sonicwall/sonicos
7.0.0.0
sonicwall/sonicos
< 6.0.5.3
sonicwall/sonicosv
< 6.5.4.4
Published
Oct 12, 2020
KEV Added
Mar 15, 2022
Tracked Since
Feb 18, 2026