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CVE Record
[ CRITICAL ]CVE-2020-5135

SonicWall SonicOS Buffer Overflow Vulnerability

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.

cat cve-2020-5135.json
Vendor
SonicWall
Product
SonicOS
CVSS
9.8
EPSS (exploit probability)
24.6%
Status
kev
CISA patch-by (BOD 22-01)
Published

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.

Added to CISA’s Known Exploited Vulnerabilities catalog on 2022-03-15. Required action per CISA: Apply updates per vendor instructions. Due date: 2022-04-05.

This is an auto-synced KEV catalog record pending a full 0dayNews write-up — see CISA’s KEV catalog and the NVD record linked above for primary sources.