CVE-2024-53704

CRITICALNVD 9.89.8—Trending — 4 sources updated this weekExploited in the wild

9.8

An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication.

CVSS v3: 9.8
EG Score: 9.8(high)
EPSS: 99.9%
KEV: ⚠ Exploited

Published

January 9, 2025

Last Modified

October 31, 2025

Advisory Details (2)

Auto-updated May 29, 2026

⚠️ Active exploitation confirmed. Patch available. Sources: cisa.

cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-53704

generic

Security Advisory

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0003

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-287Improper Authentication

Data Freshness Timeline

(refreshed 20× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-08 07:09 UTCEG score recompute
2026-06-08 07:09 UTCGHSA enrichment
2026-06-08 03:10 UTCEG score recompute
2026-06-08 03:10 UTCGHSA enrichment
2026-06-07 23:11 UTCEG score recompute
2026-06-07 23:11 UTCGHSA enrichment
2026-06-07 19:12 UTCEG score recompute
2026-06-07 19:12 UTCGHSA enrichment
2026-06-07 15:13 UTCEG score recompute
2026-06-07 15:13 UTCGHSA enrichment
2026-06-07 11:14 UTCEG score recompute
2026-06-07 11:14 UTCGHSA enrichment
2026-06-07 07:15 UTCEG score recompute
2026-06-07 07:15 UTCGHSA enrichment
2026-06-07 03:16 UTCEG score recompute
2026-06-07 03:16 UTCGHSA enrichment
2026-06-06 23:17 UTCEG score recompute
2026-06-06 23:17 UTCGHSA enrichment
2026-06-06 19:18 UTCEG score recompute
2026-06-06 19:18 UTCGHSA enrichment

Publicly available exploits

(2 references)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

GitHub PoCistagmbh/CVE-2024-53704
First seen Feb 11, 2025
demonstriert, wie mittels missbräuchlicher Nutzung eines Swap-Cookies eine VPN-Session übernommen werden kann. Wichtig: Dieses Projekt dient ausschliesslich zu Bildungs- und Forschungszwecken – bitte nur in Umgebungen verwenden, in denen Du explizit authorisiert bist.
Open source ↗
Nucleihttp/cves/2024/CVE-2024-53704.yaml
First seen Jan 1, 2024
SSL VPN Session Hijacking
Open source ↗

Frequently asked(6)

What is CVE-2024-53704?

CVE-2024-53704 is a critical vulnerability published on January 9, 2025. An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication.

When was CVE-2024-53704 disclosed?

CVE-2024-53704 was first published in the National Vulnerability Database on January 9, 2025, with the most recent update on October 31, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2024-53704 actively exploited?

Yes. CISA added CVE-2024-53704 to the Known Exploited Vulnerabilities catalog on February 18, 2025, affecting SonicWall SonicOS. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.

What is the CVSS score of CVE-2024-53704?

CVE-2024-53704 has a CVSS v3 base score of 9.8 (NVD).

Which products are affected by CVE-2024-53704?

CVE-2024-53704 affects SonicWall SonicOS. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.

How do I remediate CVE-2024-53704?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-53704, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2024-53704

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Is Your Infrastructure Affected by CVE-2024-53704?

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CVE-2024-53704

📅 Published

🔄 Last Modified

📋 Advisory Details (2)