Security readout for executives and security teams
Plain-English summary
CVE-2022-40845 is a password exposure issue reported in Tenda AC1200 Router model W15Ev2 firmware V15.11.0.10(1576). A person with access to the router could view sensitive information they should not be authorized to see, especially when paired with related authorization or session-management weaknesses.
Executive priority
Treat this as a targeted network-device confidentiality risk, not a broad internet emergency based on the provided evidence. Prioritize inventory, management-interface restrictions, and vendor guidance checks for any matching routers.
Technical view
The record describes a CWE-425 issue with CVSS 3.1 score 6.5: network reachable, low complexity, low privileges required, no user interaction, and high confidentiality impact. The published affected-product metadata is incomplete, but the description specifically names Tenda AC1200 W15Ev2 V15.11.0.10(1576).
Likely exposure
Exposure appears limited to environments running the named Tenda AC1200 W15Ev2 firmware, especially where router administration is reachable by untrusted or low-privileged users. The CVE affected-product fields list n/a, so asset confirmation is required.
Exploitation context
The source bundle does not show CISA KEV inclusion or cited evidence of active exploitation. The CVSS vector indicates exploitation requires some privileges and router access, with confidentiality as the main impact.
Researcher notes
The CVE record’s structured affected fields are sparse, so rely on the description for the named model and firmware. No patch details, exploit evidence, or broader affected-version range is provided in the source bundle.
Mitigation direction
- Identify any Tenda AC1200 W15Ev2 routers and record firmware versions.
- Restrict router management access to trusted administration networks only.
- Check Tenda or device-maintainer guidance for firmware updates or mitigations.
- Rotate router credentials after remediation if exposure is suspected.
- Replace or isolate devices if no supported fix is available.
Validation and detection
- Confirm whether deployed devices match model W15Ev2 and firmware V15.11.0.10(1576).
- Review who can access router administration interfaces.
- Check whether sensitive password or configuration pages require proper authorization.
- Review available router logs or configuration changes for suspicious access.
- Document compensating controls where firmware status cannot be confirmed.
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-425: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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 lookupCredential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2022-40845 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
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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.
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:U/C:H/I:N/A:N2.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://boschko.ca/tenda_ac1200_router/CVE reference
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.
Direct Request ('Forced Browsing')
Direct Request ('Forced Browsing') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.