Security readout for executives and security teams
Plain-English summary
GeoVision GV-LPC2011/LPC2211 devices may let an authenticated attacker turn DDNS configuration changes into operating-system command execution. Successful exploitation could compromise the device and affect confidentiality, integrity, and availability. The CVSS score is critical, but the provided sources do not show confirmed active exploitation.
Executive priority
Treat this as urgent for any exposed or remotely administered GeoVision LPC2011/LPC2211 device. Prioritize inventory, access restriction, and vendor-guided remediation because compromise could give attackers command execution on security hardware.
Technical view
CVE-2026-42364 is a CWE-78 OS command injection issue in DdnsSetting.cgi for GeoVision LPC2011/LPC2211. A specially crafted DDNS configuration value can trigger arbitrary command execution. The CVSS vector indicates network access, low attack complexity, low privileges required, no user interaction, scope change, and high CIA impact.
Likely exposure
Exposure is most likely where GeoVision GV-LPC2011/LPC2211 firmware 1.10 or 1.12 is deployed and the web administration interface is reachable by users with DDNS configuration access.
Exploitation context
The source bundle states exploitation requires modifying a DDNS configuration value and that low privileges are required. KEV is false, and no provided source confirms active exploitation in the wild.
Researcher notes
The provided data identifies DdnsSetting.cgi DDNS configuration handling as the vulnerable surface. Evidence does not include patch version details, exploit availability, or in-the-wild activity. Avoid assuming broader GeoVision product impact beyond the listed LPC2011/LPC2211 versions.
Mitigation direction
- Identify deployed GV-LPC2011/LPC2211 devices and firmware versions.
- Review GeoVision and Talos advisories for confirmed remediation guidance.
- Restrict web management access to trusted administrative networks.
- Remove direct internet exposure for the device web interface.
- Review accounts that can modify DDNS settings.
- Monitor for unexpected DDNS configuration changes.
Validation and detection
- Inventory GeoVision LPC2011/LPC2211 assets across networks.
- Confirm whether firmware is version 1.10 or 1.12.
- Verify DdnsSetting.cgi is not exposed to untrusted networks.
- Review logs for recent DDNS setting modifications.
- Check vendor advisory status before declaring remediation complete.
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-78: Command execution behavior lookup
Command injection weaknesses can lead defenders to review execution techniques and command interpreter telemetry. 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 lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-42364 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
- Critical
- CVSS
- 9.9 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/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.
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:L/UI:N/S:C/C:H/I:H/A:H3.16GVVulnerability scoring details
Base CVSS 3.1 score
9.9CriticalVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- Source timelineGV
Initial Vendor Contact
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://www.geovision.com.tw/cyber_security.phpCVE reference, GV · vendor-advisory
- https://talosintelligence.com/vulnerability_reports/CVE reference, GV · third-party-advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2326CVE reference, CVE
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 Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.