Security readout for executives and security teams
Plain-English summary
CVE-2025-45343 is a critical remote code execution issue reported in Tenda W18E v2.0 firmware v16.01.0.11. An unauthenticated network attacker may be able to run arbitrary code through account-editing functionality. The provided sources do not name a vendor patch or confirm exploitation in the wild.
Executive priority
Prioritize this as urgent for any affected internet-reachable appliance. The issue scores critical and could allow full device compromise, but patch status and exploitation evidence are incomplete in the provided sources. Focus first on exposure reduction and asset confirmation.
Technical view
The CVE describes arbitrary code execution through the account module editing function in the goform/setmodules route. CVSS 3.1 is 9.8, with network attack vector, low complexity, no privileges, no user interaction, and high confidentiality, integrity, and availability impact. CWE is listed as CWE-284.
Likely exposure
Organizations are likely exposed if they operate Tenda W18E v2.0 devices on firmware v16.01.0.11, especially where the management interface is reachable from untrusted networks. The supplied CVE metadata has incomplete affected-product normalization, so confirm using device model and firmware, not CPE data.
Exploitation context
The CVE is not listed as KEV in the source bundle. A public GitHub Gist is referenced, but the provided bundle does not include enough detail to assert active exploitation. Treat public technical disclosure as raising risk, without claiming confirmed attacks.
Researcher notes
The main evidence is the CVE description, CVSS vector, CWE-284 mapping, and references to Tenda plus a public Gist. The affected table is not normalized, so researchers should avoid relying on CPE matching alone. No official remediation details are present in the supplied bundle.
Mitigation direction
- Inventory Tenda W18E devices and identify firmware v16.01.0.11.
- Restrict device management access to trusted administration networks only.
- Check Tenda guidance for fixed firmware or official mitigations.
- If no fix is available, isolate or replace exposed affected devices.
- Review logs for unusual account-module or management-route activity.
Validation and detection
- Confirm device model and firmware from administrative inventory or console.
- Verify management interfaces are not reachable from the internet.
- Review firewall rules limiting access to trusted administrator sources.
- Check for unexpected account changes or configuration edits.
- Monitor CVE, Tenda, and KEV sources for updated status.
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-284: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. 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-2025-45343 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
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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:N/UI:N/S:U/C:H/I:H/A:H3.95.9CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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.
- 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.tenda.com.cn/CVE reference, mitre
- https://gist.github.com/isstabber/b363d47966965e5c0a8ec26d445e090bCVE reference, mitre
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 Access Control
Improper Access Control represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.