SARA / Free Tools / KEV / CVE-2022-40799

CVE-2022-40799 on CISA KEV

Data Integrity Failure in 'Backup Config' in D-Link DNR-322L <= 2.60B15 allows an authenticated attacker to execute OS level commands on the device.

CISA KEV — Actively Exploited

D-Link DNR-322L Download of Code Without Integrity Check Vulnerability

Vendor / Product
— / D-Link / DNR-322L
Added to KEV
2025-08-05
BOD 22-01 due
2025-08-26
Ransomware use
Unknown
CVSS / EPSS
· EPSS 37.11%

01What CISA says about this vulnerability

Data Integrity Failure in 'Backup Config' in D-Link DNR-322L <= 2.60B15 allows an authenticated attacker to execute OS level commands on the device.

02Required action — verbatim from CISA

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

03Notes & references

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

VendorProductVersions
na / n/an/a

06Detection

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection:

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