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CVE-2020-5135

critical · 9.8Actively exploited

On the CISA Known Exploited Vulnerabilities catalog

Apply updates per vendor instructions.

Added 2022-03-15Remediation due 2022-04-05

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.

9.8
CVSS
26.9%
EPSS (exploit prob.)
98th
EPSS percentile
2020-10-12
Published

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

Weaknesses

CWE-120

Affected products

VendorProductAffected versions
sonicwallsonicos<= 6.0.5.3
sonicwallsonicos>= 6.5.0.0, <= 6.5.1.11
sonicwallsonicos>= 6.5.4.0, <= 6.5.4.7
sonicwallsonicos7.0.0.0
sonicwallsonicosv<= 6.5.4.4

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2020-5135