CVE-2020-5135

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Summary

CVECVE-2020-5135
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-10-12 11:15:00 UTC
Updated2022-09-03 03:57:00 UTC
DescriptionA 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.

Risk And Classification

EPSS: 0.225850000 probability, percentile 0.958110000 (date 2026-04-01)

CISA KEV: Listed on 2022-03-15; due 2022-04-05; ransomware use Unknown

Problem Types: CWE-119

CISA Known Exploited Vulnerability

VendorSonicWall
ProductSonicOS
NameSonicWall SonicOS Buffer Overflow Vulnerability
Required ActionApply updates per vendor instructions.
Noteshttps://nvd.nist.gov/vuln/detail/CVE-2020-5135

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Sonicwall Sonicos 7.0.0.0 All All All
Operating System Sonicwall Sonicos 7.0.0.0 All All All
Operating System Sonicwall Sonicos All All All All
Operating System Sonicwall Sonicos All All All All
Operating System Sonicwall Sonicos All All All All
Operating System Sonicwall Sonicosv All All All All

References

ReferenceSourceLinkTags
Security Advisory CONFIRM psirt.global.sonicwall.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev
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