Security readout for executives and security teams
Plain-English summary
A remote attacker can bypass SSLVPN authentication on affected SonicWall SonicOS devices. This could permit unauthorized access and significantly disrupt availability. Because CISA lists the vulnerability as known exploited, organizations running exposed SSLVPN services should treat remediation as urgent.
Executive priority
Emergency priority. Assign ownership immediately, identify exposed appliances, follow SonicWall remediation guidance, and verify completion. KEV status raises the likelihood of real-world targeting, while the potential availability impact could interrupt remote access and dependent operations.
Technical view
CVE-2024-53704 is a CWE-287 improper-authentication flaw in SonicOS SSLVPN. It is remotely reachable, requires low complexity, no privileges, and no user interaction. CVSS 3.1 scores it 8.2, with low confidentiality impact, no stated integrity impact, and high availability impact.
Likely exposure
Exposure applies to listed SonicOS releases: 7.1.1-7058 and older, 7.1.2-7019, and 8.0.0-8035. Devices with SSLVPN enabled and network-reachable are the primary concern. The bundle does not establish whether other versions or configurations are affected.
Exploitation context
CISA KEV inclusion supports active exploitation. The supplied evidence does not describe exploitation scale, attacker groups, campaigns, indicators, or confirmed victim impact. Do not infer those details from KEV status alone.
Researcher notes
The source bundle establishes an SSLVPN authentication bypass, affected version entries, CVSS 8.2, CWE-287, and KEV status. It does not provide root-cause detail, exploitation prerequisites beyond the vector, proof-of-concept status, indicators, or remediation versions. Consult the vendor advisory for those specifics.
Mitigation direction
- Check the SonicWall advisory for the exact remediated release and configuration guidance.
- Apply SonicWall's documented remediation to every affected appliance as an emergency change.
- Temporarily restrict SSLVPN exposure using approved network controls until remediation is verified.
- Prioritize externally reachable and business-critical appliances first.
Validation and detection
- Inventory SonicOS versions and compare them with the listed affected releases.
- Confirm whether SSLVPN is enabled and reachable from untrusted networks.
- After remediation, verify the running SonicOS version on each appliance.
- Review available authentication and VPN logs for unexplained access or anomalies.
- Confirm SSLVPN access still enforces authentication after the change.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-287: Credential and account abuse lookup
Authentication and credential weaknesses can make valid-account abuse and credential telemetry useful review starting points. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2024-53704 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 8.2 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CISA KEV status
SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H3.94.2CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
8.2HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- Added to KEVCISA-ADP
CISA Known Exploited Vulnerabilities metadata lists this CVE as known exploited.
- ADP timelineCISA-ADP
CVE-2024-53704 added to CISA KEV
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
- 2025-02-18T00:00:00.000Z: CVE-2024-53704 added to CISA KEV
Source materials
- CVE List V5 sourceCVE List V5
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0003CVE reference, sonicwall · vendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-53704CVE reference, CISA-ADP · government-resource
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Authentication
Improper Authentication represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.