Security readout for executives and security teams
Plain-English summary
This CVE describes a denial-of-service risk in Tenda AC6 V1.0 firmware V15.03.05.19. A network-reachable input handling flaw can overflow memory and crash affected functionality or the device. The public record does not identify data theft or takeover impact.
Executive priority
Treat this as a high-priority availability issue for affected small-office or branch routers. The main business risk is network disruption, not confirmed data compromise. Prioritize inventory, exposure reduction, and vendor firmware review.
Technical view
CVE-2022-45659 is a CWE-120 buffer overflow in the fromSetWirelessRepeat function, triggered through handling of the wpapsk_crypto parameter. CVSS 3.1 rates it 7.5 high: network attack vector, low complexity, no privileges, no user interaction, availability impact only.
Likely exposure
Exposure is most relevant where Tenda AC6 V1.0 devices running firmware V15.03.05.19 have the affected web management or wireless repeater configuration endpoint reachable over a network.
Exploitation context
The CVE is not listed in KEV, and the provided sources do not state active exploitation. A public researcher write-up exists, but the source bundle does not provide vendor-confirmed exploitation status or remediation details.
Researcher notes
Evidence is sparse and appears researcher-reported rather than vendor-advisory-backed in the provided bundle. The CVSS vector supports unauthenticated network reachability and availability-only impact, but exact reachable interface conditions and fixed versions are not provided.
Mitigation direction
- Inventory Tenda AC6 V1.0 devices and firmware versions.
- Check Tenda support channels for fixed firmware or guidance.
- Restrict router management access to trusted internal networks.
- Disable remote administration if it is enabled.
- Replace or isolate devices if no supported firmware exists.
Validation and detection
- Confirm whether any device runs firmware V15.03.05.19.
- Review whether management endpoints are reachable from untrusted networks.
- Check monitoring for unexpected router crashes or reboots.
- Document any vendor firmware advisory or absence of one.
- Prioritize testing in a lab, not production routers.
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-120: Exact CWE lookup
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Open ATT&CK lookupCVE-2022-45659 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
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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.
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:N/I:N/A:H3.93.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source materials
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.
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.