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Security incidents in SonicWall firewalls (August 5, 2025)

unknownknown exploitedCVE-2024-40766
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
[Update on August 7, 2025] On August 6, 2025, SonicWall updated part of its initial statement to indicate that the mentioned security incidents were likely correlated to the vulnerability CVE-2024-40766. This was addressed in a security bulletin, SNWLID-2024-0015 (see...

CSIRTS triage

What
Security incidents in SonicWall firewalls are likely correlated to a specific vulnerability.
Who is affected
Users of SonicWall firewalls affected by the incidents.
Urgency
Remediation is necessary to address potential security risks, though the severity is currently unknown.
Action
Refer to SonicWall's security bulletin for guidance.

AI-assisted analysis generated from the source advisory — verify against the original.

Details

Source
CERT-FR Alertes de sécurité (FR · national-cert · site)
Severity
unknown
Published
2025-08-05
Exploitation
Observed in the wild (CISA KEV)
Language
Machine-translated to English — verify against the original

Original advisory: https://www.cert.ssi.gouv.fr/alerte/CERTFR-2025-ALE-011/

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2024-40766coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

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